331132503224040 has 64 divisors (see below), whose sum is σ = 1135311439628160. Its totient is φ = 75687429308160.

The previous prime is 331132503223943. The next prime is 331132503224093. The reversal of 331132503224040 is 40422305231133.

It is a junction number, because it is equal to n+sod(n) for n = 331132503223992 and 331132503224010.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 197102679651 + ... + 197102681330.

It is an arithmetic number, because the mean of its divisors is an integer number (17739241244190).

Almost surely, 2^{331132503224040} is an apocalyptic number.

331132503224040 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

331132503224040 is an abundant number, since it is smaller than the sum of its proper divisors (804178936404120).

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

331132503224040 is a wasteful number, since it uses less digits than its factorization.

331132503224040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 394205361002 (or 394205360998 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 33.

Adding to 331132503224040 its reverse (40422305231133), we get a palindrome (371554808455173).

The spelling of 331132503224040 in words is "three hundred thirty-one trillion, one hundred thirty-two billion, five hundred three million, two hundred twenty-four thousand, forty".