31112410444340 has 72 divisors (see below), whose sum is σ = 70608750226560. Its totient is φ = 11493400057216.

The previous prime is 31112410444337. The next prime is 31112410444429. The reversal of 31112410444340 is 4344401421113.

It is a junction number, because it is equal to n+sod(n) for n = 31112410444297 and 31112410444306.

It is a congruent number.

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, 39824600 + ... + 40598319.

It is an arithmetic number, because the mean of its divisors is an integer number (980677086480).

Almost surely, 2^{31112410444340} is an apocalyptic number.

It is an amenable number.

31112410444340 is an abundant number, since it is smaller than the sum of its proper divisors (39496339782220).

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

31112410444340 is a wasteful number, since it uses less digits than its factorization.

31112410444340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80423009 (or 80422978 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 32.

Adding to 31112410444340 its reverse (4344401421113), we get a palindrome (35456811865453).

The spelling of 31112410444340 in words is "thirty-one trillion, one hundred twelve billion, four hundred ten million, four hundred forty-four thousand, three hundred forty".