102331021130 has 32 divisors (see below), whose sum is σ = 201082092624. Its totient is φ = 37266172416.

The previous prime is 102331021069. The next prime is 102331021141. The reversal of 102331021130 is 31120133201.

It can be written as a sum of positive squares in 8 ways, for example, as 56918984929 + 45412036201 = 238577^2 + 213101^2 .

It is a junction number, because it is equal to n+sod(n) for n = 102331021099 and 102331021108.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5382029 + ... + 5401008.

Almost surely, 2^102331021130 is an apocalyptic number.

102331021130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102331021130 is a deficient number, since it is larger than the sum of its proper divisors (98751071494).

102331021130 is a wasteful number, since it uses less digits than its factorization.

102331021130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10783130.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 102331021130 its reverse (31120133201), we get a palindrome (133451154331).

The spelling of 102331021130 in words is "one hundred two billion, three hundred thirty-one million, twenty-one thousand, one hundred thirty".