10111231204112 has 20 divisors (see below), whose sum is σ = 19911666369036. Its totient is φ = 4972736657280.

The previous prime is 10111231203961. The next prime is 10111231204157. The reversal of 10111231204112 is 21140213211101.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 846171855376 + 9265059348736 = 919876^2 + 3043856^2 .

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, 5179933043 + ... + 5179934994.

Almost surely, 2^{10111231204112} is an apocalyptic number.

It is an amenable number.

10111231204112 is a deficient number, since it is larger than the sum of its proper divisors (9800435164924).

10111231204112 is a wasteful number, since it uses less digits than its factorization.

10111231204112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10359868106 (or 10359868100 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 20.

Adding to 10111231204112 its reverse (21140213211101), we get a palindrome (31251444415213).

The spelling of 10111231204112 in words is "ten trillion, one hundred eleven billion, two hundred thirty-one million, two hundred four thousand, one hundred twelve".