31300104000 has 448 divisors, whose sum is σ = 114927351552. Its totient is φ = 7441408000.

The previous prime is 31300103993. The next prime is 31300104019. The reversal of 31300104000 is 40100313.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 13990882 + ... + 13993118.

Almost surely, 2^31300104000 is an apocalyptic number.

31300104000 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 31300104000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57463675776).

31300104000 is an abundant number, since it is smaller than the sum of its proper divisors (83627247552).

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

31300104000 is a wasteful number, since it uses less digits than its factorization.

31300104000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2331 (or 2311 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 12.

Adding to 31300104000 its reverse (40100313), we get a palindrome (31340204313).

The spelling of 31300104000 in words is "thirty-one billion, three hundred million, one hundred four thousand".