102331132402 has 12 divisors (see below), whose sum is σ = 158972207706. Its totient is φ = 49401235520.

The previous prime is 102331132333. The next prime is 102331132403. The reversal of 102331132402 is 204231133201.

It can be written as a sum of positive squares in 3 ways, for example, as 72932943721 + 29398188681 = 270061^2 + 171459^2 .

It is not an unprimeable number, because it can be changed into a prime (102331132403) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 30417799 + ... + 30421162.

Almost surely, 2^102331132402 is an apocalyptic number.

102331132402 is a deficient number, since it is larger than the sum of its proper divisors (56641075304).

102331132402 is an equidigital number, since it uses as much as digits as its factorization.

102331132402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60839021 (or 60838992 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 102331132402 its reverse (204231133201), we get a palindrome (306562265603).

The spelling of 102331132402 in words is "one hundred two billion, three hundred thirty-one million, one hundred thirty-two thousand, four hundred two".