102312232203021 has 8 divisors (see below), whose sum is σ = 136427278240224. Its totient is φ = 68202670483920.

The previous prime is 102312232203007. The next prime is 102312232203031. The reversal of 102312232203021 is 120302232213201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 102312232203021 - 2⁵ = 102312232202989 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 102312232202982 and 102312232203000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102312232203031) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1371035995 + ... + 1371110616.

It is an arithmetic number, because the mean of its divisors is an integer number (17053409780028).

Almost surely, 2^{102312232203021} is an apocalyptic number.

It is an amenable number.

102312232203021 is a deficient number, since it is larger than the sum of its proper divisors (34115046037203).

102312232203021 is a wasteful number, since it uses less digits than its factorization.

102312232203021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2742159051.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 102312232203021 its reverse (120302232213201), we get a palindrome (222614464416222).

The spelling of 102312232203021 in words is "one hundred two trillion, three hundred twelve billion, two hundred thirty-two million, two hundred three thousand, twenty-one".