102101010019973 has 2 divisors, whose sum is σ = 102101010019974. Its totient is φ = 102101010019972.

The previous prime is 102101010019891. The next prime is 102101010019979. The reversal of 102101010019973 is 379910010101201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 99151846080004 + 2949163939969 = 9957502^2 + 1717313^2 .

It is a cyclic number.

It is not a de Polignac number, because 102101010019973 - 2¹⁰ = 102101010018949 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102101010019979) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51050505009986 + 51050505009987.

It is an arithmetic number, because the mean of its divisors is an integer number (51050505009987).

Almost surely, 2^{102101010019973} is an apocalyptic number.

It is an amenable number.

102101010019973 is a deficient number, since it is larger than the sum of its proper divisors (1).

102101010019973 is an equidigital number, since it uses as much as digits as its factorization.

102101010019973 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3402, while the sum is 35.

The spelling of 102101010019973 in words is "one hundred two trillion, one hundred one billion, ten million, nineteen thousand, nine hundred seventy-three".