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2020011110012 = 22772143253929
BaseRepresentation
bin11101011001010010000…
…010110110111001111100
321011010000001021120021202
4131121102002312321330
5231043440321010022
64143551424315032
7265640521063460
oct35312202667174
97133001246252
102020011110012
11709755678a35
122875a9772a78
1311864232bb7c
146daaa4284a0
1537829be0592
hex1d6520b6e7c

2020011110012 has 12 divisors (see below), whose sum is σ = 4040022220080. Its totient is φ = 865719047136.

The previous prime is 2020011110011. The next prime is 2020011110057. The reversal of 2020011110012 is 2100111100202.

2020011110012 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 2020011109975 and 2020011110002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2020011110011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36071626937 + ... + 36071626992.

It is an arithmetic number, because the mean of its divisors is an integer number (336668518340).

Almost surely, 22020011110012 is an apocalyptic number.

It is an amenable number.

2020011110012 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2020011110012 is a wasteful number, since it uses less digits than its factorization.

2020011110012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72143253940 (or 72143253938 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 2020011110012 its reverse (2100111100202), we get a palindrome (4120122210214).

The spelling of 2020011110012 in words is "two trillion, twenty billion, eleven million, one hundred ten thousand, twelve".

Divisors: 1 2 4 7 14 28 72143253929 144286507858 288573015716 505002777503 1010005555006 2020011110012