201112120012 has 12 divisors (see below), whose sum is σ = 352166600800. Its totient is φ = 100493091216.

The previous prime is 201112120007. The next prime is 201112120093. The reversal of 201112120012 is 210021211102.

It is a junction number, because it is equal to n+sod(n) for n = 201112119974 and 201112120001.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15735012 + ... + 15747787.

Almost surely, 2^201112120012 is an apocalyptic number.

It is an amenable number.

201112120012 is a deficient number, since it is larger than the sum of its proper divisors (151054480788).

201112120012 is a wasteful number, since it uses less digits than its factorization.

201112120012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31484400 (or 31484398 counting only the distinct ones).

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

Adding to 201112120012 its reverse (210021211102), we get a palindrome (411133331114).

The spelling of 201112120012 in words is "two hundred one billion, one hundred twelve million, one hundred twenty thousand, twelve".