31420413112 has 16 divisors (see below), whose sum is σ = 64269027000. Its totient is φ = 14282005920.

The previous prime is 31420413067. The next prime is 31420413131. The reversal of 31420413112 is 21131402413.

It is a Harshad number since it is a multiple of its sum of digits (22).

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, 178524987 + ... + 178525162.

Almost surely, 2^31420413112 is an apocalyptic number.

It is an amenable number.

31420413112 is an abundant number, since it is smaller than the sum of its proper divisors (32848613888).

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

31420413112 is a wasteful number, since it uses less digits than its factorization.

31420413112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 357050166 (or 357050162 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 31420413112 its reverse (21131402413), we get a palindrome (52551815525).

The spelling of 31420413112 in words is "thirty-one billion, four hundred twenty million, four hundred thirteen thousand, one hundred twelve".