31214411022340 has 96 divisors (see below), whose sum is σ = 80739169620480. Its totient is φ = 9871264198656.

The previous prime is 31214411022281. The next prime is 31214411022343. The reversal of 31214411022340 is 4322011441213.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a junction number, because it is equal to n+sod(n) for n = 31214411022299 and 31214411022308.

It is not an unprimeable number, because it can be changed into a prime (31214411022343) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4209805 + ... + 8952724.

It is an arithmetic number, because the mean of its divisors is an integer number (841033016880).

Almost surely, 2^{31214411022340} is an apocalyptic number.

It is an amenable number.

31214411022340 is an abundant number, since it is smaller than the sum of its proper divisors (49524758598140).

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

31214411022340 is a wasteful number, since it uses less digits than its factorization.

31214411022340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13163861 (or 13163859 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 28.

Adding to 31214411022340 its reverse (4322011441213), we get a palindrome (35536422463553).

The spelling of 31214411022340 in words is "thirty-one trillion, two hundred fourteen billion, four hundred eleven million, twenty-two thousand, three hundred forty".