102131321303330 has 32 divisors (see below), whose sum is σ = 200558058410880. Its totient is φ = 37136943397120.

The previous prime is 102131321303311. The next prime is 102131321303339. The reversal of 102131321303330 is 33303123131201.

It is a self number, because there is not a number n which added to its sum of digits gives 102131321303330.

It is not an unprimeable number, because it can be changed into a prime (102131321303339) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19097510 + ... + 23853249.

It is an arithmetic number, because the mean of its divisors is an integer number (6267439325340).

Almost surely, 2^{102131321303330} is an apocalyptic number.

102131321303330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102131321303330 is a deficient number, since it is larger than the sum of its proper divisors (98426737107550).

102131321303330 is a wasteful number, since it uses less digits than its factorization.

102131321303330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42972394.

The product of its (nonzero) digits is 2916, while the sum is 26.

Adding to 102131321303330 its reverse (33303123131201), we get a palindrome (135434444434531).

The spelling of 102131321303330 in words is "one hundred two trillion, one hundred thirty-one billion, three hundred twenty-one million, three hundred three thousand, three hundred thirty".