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2001012122110 = 25414880517371
BaseRepresentation
bin11101000111100101100…
…111011110000111111110
321002021221222022222111011
4131013211213132013332
5230241033100401420
64131130254145434
7264365642254261
oct35074547360776
97067858288434
102001012122110
117016961a4141
12283986ab227a
13116905156cb1
146cbc7074cd8
15370b6ca595a
hex1d1e59de1fe

2001012122110 has 16 divisors (see below), whose sum is σ = 3689671133232. Its totient is φ = 780882779200.

The previous prime is 2001012122077. The next prime is 2001012122143. The reversal of 2001012122110 is 112212101002.

It is an interprime number because it is at equal distance from previous prime (2001012122077) and next prime (2001012122143).

It is a congruent number.

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, 2440258276 + ... + 2440259095.

It is an arithmetic number, because the mean of its divisors is an integer number (230604445827).

Almost surely, 22001012122110 is an apocalyptic number.

2001012122110 is a deficient number, since it is larger than the sum of its proper divisors (1688659011122).

2001012122110 is a wasteful number, since it uses less digits than its factorization.

2001012122110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4880517419.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 2001012122110 its reverse (112212101002), we get a palindrome (2113224223112).

The spelling of 2001012122110 in words is "two trillion, one billion, twelve million, one hundred twenty-two thousand, one hundred ten".

Divisors: 1 2 5 10 41 82 205 410 4880517371 9761034742 24402586855 48805173710 200101212211 400202424422 1000506061055 2001012122110