31041101252112 has 120 divisors (see below), whose sum is σ = 93316104476352. Its totient is φ = 8865612806400.

The previous prime is 31041101252089. The next prime is 31041101252123. The reversal of 31041101252112 is 21125210114013.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3942162 + ... + 8810382.

Almost surely, 2^{31041101252112} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 31041101252112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46658052238176).

31041101252112 is an abundant number, since it is smaller than the sum of its proper divisors (62275003224240).

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

31041101252112 is a wasteful number, since it uses less digits than its factorization.

31041101252112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4870957 (or 4870944 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 24.

Adding to 31041101252112 its reverse (21125210114013), we get a palindrome (52166311366125).

The spelling of 31041101252112 in words is "thirty-one trillion, forty-one billion, one hundred one million, two hundred fifty-two thousand, one hundred twelve".