201000100012112 has 20 divisors (see below), whose sum is σ = 389443467279156. Its totient is φ = 100498560069120.

The previous prime is 201000100012111. The next prime is 201000100012121. The reversal of 201000100012112 is 211210001000102.

It can be written as a sum of positive squares in 2 ways, for example, as 150452891573776 + 50547208438336 = 12265924^2 + 7109656^2 .

It is a junction number, because it is equal to n+sod(n) for n = 201000100012093 and 201000100012102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201000100012111) 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, 92007689 + ... + 94166952.

Almost surely, 2^{201000100012112} is an apocalyptic number.

It is an amenable number.

201000100012112 is a deficient number, since it is larger than the sum of its proper divisors (188443367267044).

201000100012112 is a wasteful number, since it uses less digits than its factorization.

201000100012112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 186242126 (or 186242120 counting only the distinct ones).

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

Adding to 201000100012112 its reverse (211210001000102), we get a palindrome (412210101012214).

The spelling of 201000100012112 in words is "two hundred one trillion, one hundred million, twelve thousand, one hundred twelve".