31204141431132 has 24 divisors (see below), whose sum is σ = 73896374734336. Its totient is φ = 10246135992048.

The previous prime is 31204141431107. The next prime is 31204141431157. The reversal of 31204141431132 is 23113414140213.

It is an interprime number because it is at equal distance from previous prime (31204141431107) and next prime (31204141431157).

It is a self number, because there is not a number n which added to its sum of digits gives 31204141431132.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19405559788 + ... + 19405561395.

Almost surely, 2^{31204141431132} is an apocalyptic number.

It is an amenable number.

31204141431132 is an abundant number, since it is smaller than the sum of its proper divisors (42692233303204).

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

31204141431132 is a wasteful number, since it uses less digits than its factorization.

31204141431132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38811121257 (or 38811121255 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 30.

Adding to 31204141431132 its reverse (23113414140213), we get a palindrome (54317555571345).

The spelling of 31204141431132 in words is "thirty-one trillion, two hundred four billion, one hundred forty-one million, four hundred thirty-one thousand, one hundred thirty-two".