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20220200110020 = 22352645912736813
BaseRepresentation
bin1001001100011111000011…
…10110000100011111000100
32122121000212111211002202010
410212033201312010133010
510122241432212010040
6111001010502414220
74154601260045631
oct446174166043704
978530774732663
1020220200110020
11649637a905939
122326988131370
13b389ab5a2c21
144dc93d035188
15250e91902e80
hex1263e1d847c4

20220200110020 has 48 divisors (see below), whose sum is σ = 56618704537920. Its totient is φ = 5391849150336.

The previous prime is 20220200110013. The next prime is 20220200110027. The reversal of 20220200110020 is 2001100202202.

It is an interprime number because it is at equal distance from previous prime (20220200110013) and next prime (20220200110027).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 20220200109978 and 20220200110005.

It is not an unprimeable number, because it can be changed into a prime (20220200110027) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4780867 + ... + 7955946.

It is an arithmetic number, because the mean of its divisors is an integer number (1179556344540).

Almost surely, 220220200110020 is an apocalyptic number.

20220200110020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20220200110020 is an abundant number, since it is smaller than the sum of its proper divisors (36398504427900).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20220200110020 is a wasteful number, since it uses less digits than its factorization.

20220200110020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12763284 (or 12763282 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 20220200110020 its reverse (2001100202202), we get a palindrome (22221300312222).

The spelling of 20220200110020 in words is "twenty trillion, two hundred twenty billion, two hundred million, one hundred ten thousand, twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 26459 52918 79377 105836 132295 158754 264590 317508 396885 529180 793770 1587540 12736813 25473626 38210439 50947252 63684065 76420878 127368130 152841756 191052195 254736260 382104390 764208780 337003335167 674006670334 1011010005501 1348013340668 1685016675835 2022020011002 3370033351670 4044040022004 5055050027505 6740066703340 10110100055010 20220200110020