31301032012112 has 20 divisors (see below), whose sum is σ = 60653635049856. Its totient is φ = 15648481031520.

The previous prime is 31301032012073. The next prime is 31301032012123. The reversal of 31301032012112 is 21121023010313.

It is a happy number.

It is a congruent number.

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, 127059008 + ... + 127305119.

Almost surely, 2^{31301032012112} is an apocalyptic number.

It is an amenable number.

31301032012112 is a deficient number, since it is larger than the sum of its proper divisors (29352603037744).

31301032012112 is a wasteful number, since it uses less digits than its factorization.

31301032012112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 254371826 (or 254371820 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 31301032012112 its reverse (21121023010313), we get a palindrome (52422055022425).

The spelling of 31301032012112 in words is "thirty-one trillion, three hundred one billion, thirty-two million, twelve thousand, one hundred twelve".