102331232002 has 4 divisors (see below), whose sum is σ = 153496848006. Its totient is φ = 51165616000.

The previous prime is 102331231997. The next prime is 102331232011. The reversal of 102331232002 is 200232133201.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 200232133201 = 31 ⋅6459101071.

It can be written as a sum of positive squares in only one way, i.e., 84726984241 + 17604247761 = 291079^2 + 132681^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25582807999 + ... + 25582808002.

Almost surely, 2^102331232002 is an apocalyptic number.

102331232002 is a deficient number, since it is larger than the sum of its proper divisors (51165616004).

102331232002 is an equidigital number, since it uses as much as digits as its factorization.

102331232002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51165616003.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 102331232002 its reverse (200232133201), we get a palindrome (302563365203).

The spelling of 102331232002 in words is "one hundred two billion, three hundred thirty-one million, two hundred thirty-two thousand, two".