102323002001986 has 4 divisors (see below), whose sum is σ = 153484503002982. Its totient is φ = 51161501000992.

The previous prime is 102323002001959. The next prime is 102323002002029. The reversal of 102323002001986 is 689100200323201.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 90883217826361 + 11439784175625 = 9533269^2 + 3382275^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25580750500495 + ... + 25580750500498.

Almost surely, 2^{102323002001986} is an apocalyptic number.

102323002001986 is a deficient number, since it is larger than the sum of its proper divisors (51161501000996).

102323002001986 is an equidigital number, since it uses as much as digits as its factorization.

102323002001986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51161501000995.

The product of its (nonzero) digits is 31104, while the sum is 37.

The spelling of 102323002001986 in words is "one hundred two trillion, three hundred twenty-three billion, two million, one thousand, nine hundred eighty-six".