102421454464502 has 16 divisors (see below), whose sum is σ = 153836619552000. Its totient is φ = 51142585313280.

The previous prime is 102421454464487. The next prime is 102421454464517. The reversal of 102421454464502 is 205464454124201.

102421454464502 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (102421454464487) and next prime (102421454464517).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50684252 + ... + 52666272.

It is an arithmetic number, because the mean of its divisors is an integer number (9614788722000).

Almost surely, 2^{102421454464502} is an apocalyptic number.

102421454464502 is a deficient number, since it is larger than the sum of its proper divisors (51415165087498).

102421454464502 is a wasteful number, since it uses less digits than its factorization.

102421454464502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2016391.

The product of its (nonzero) digits is 1228800, while the sum is 44.

The spelling of 102421454464502 in words is "one hundred two trillion, four hundred twenty-one billion, four hundred fifty-four million, four hundred sixty-four thousand, five hundred two".