31344010104 has 128 divisors (see below), whose sum is σ = 91099054080. Its totient is φ = 8891836800.

The previous prime is 31344010051. The next prime is 31344010123. The reversal of 31344010104 is 40101044313.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 230469 + ... + 340299.

It is an arithmetic number, because the mean of its divisors is an integer number (711711360).

Almost surely, 2^31344010104 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 31344010104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45549527040).

31344010104 is an abundant number, since it is smaller than the sum of its proper divisors (59755043976).

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

31344010104 is a wasteful number, since it uses less digits than its factorization.

31344010104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109921 (or 109917 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 31344010104 its reverse (40101044313), we get a palindrome (71445054417).

The spelling of 31344010104 in words is "thirty-one billion, three hundred forty-four million, ten thousand, one hundred four".