102320503210 has 32 divisors (see below), whose sum is σ = 195084288000. Its totient is φ = 38506152192.

The previous prime is 102320503199. The next prime is 102320503247. The reversal of 102320503210 is 12305023201.

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, 344791 + ... + 568789.

It is an arithmetic number, because the mean of its divisors is an integer number (6096384000).

Almost surely, 2^102320503210 is an apocalyptic number.

102320503210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102320503210 is a deficient number, since it is larger than the sum of its proper divisors (92763784790).

102320503210 is a wasteful number, since it uses less digits than its factorization.

102320503210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 226710.

The product of its (nonzero) digits is 360, while the sum is 19.

Adding to 102320503210 its reverse (12305023201), we get a palindrome (114625526411).

The spelling of 102320503210 in words is "one hundred two billion, three hundred twenty million, five hundred three thousand, two hundred ten".