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2010122010020 = 225203949291859
BaseRepresentation
bin11101010000000100100…
…110111011110110100100
321010011110212012020101002
4131100010212323312210
5230413212213310040
64135234242452432
7265140461112245
oct35200446736644
97104425166332
102010122010020
1170554051a823
122856a9964118
13117727600607
146d40ccd2ccc
153744b93ba15
hex1d4049bbda4

2010122010020 has 24 divisors (see below), whose sum is σ = 4223326564800. Its totient is φ = 803654452832.

The previous prime is 2010122010011. The next prime is 2010122010053. The reversal of 2010122010020 is 200102210102.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2010122009983 and 2010122010010.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24605150 + ... + 24686709.

It is an arithmetic number, because the mean of its divisors is an integer number (175971940200).

Almost surely, 22010122010020 is an apocalyptic number.

2010122010020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2010122010020 is an abundant number, since it is smaller than the sum of its proper divisors (2213204554780).

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

2010122010020 is a wasteful number, since it uses less digits than its factorization.

2010122010020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49293907 (or 49293905 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 2010122010020 its reverse (200102210102), we get a palindrome (2210224220122).

The spelling of 2010122010020 in words is "two trillion, ten billion, one hundred twenty-two million, ten thousand, twenty".

Divisors: 1 2 4 5 10 20 2039 4078 8156 10195 20390 40780 49291859 98583718 197167436 246459295 492918590 985837180 100506100501 201012201002 402024402004 502530502505 1005061005010 2010122010020