102312203002021 has 8 divisors (see below), whose sum is σ = 103382249015520. Its totient is φ = 101244265455408.

The previous prime is 102312203001979. The next prime is 102312203002033. The reversal of 102312203002021 is 120200302213201.

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

It is a cyclic number.

It is not a de Polignac number, because 102312203002021 - 2³³ = 102303613067429 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 102312203002021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102312203005021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 527019166 + ... + 527213263.

It is an arithmetic number, because the mean of its divisors is an integer number (12922781126940).

Almost surely, 2^{102312203002021} is an apocalyptic number.

It is an amenable number.

102312203002021 is a deficient number, since it is larger than the sum of its proper divisors (1070046013499).

102312203002021 is a wasteful number, since it uses less digits than its factorization.

102312203002021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1054233443.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 102312203002021 its reverse (120200302213201), we get a palindrome (222512505215222).

The spelling of 102312203002021 in words is "one hundred two trillion, three hundred twelve billion, two hundred three million, two thousand, twenty-one".