19100102023 has 2 divisors, whose sum is σ = 19100102024. Its totient is φ = 19100102022.

The previous prime is 19100101981. The next prime is 19100102053. The reversal of 19100102023 is 32020100191.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-19100102023 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (19100102053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9550051011 + 9550051012.

It is an arithmetic number, because the mean of its divisors is an integer number (9550051012).

Almost surely, 2^19100102023 is an apocalyptic number.

19100102023 is a deficient number, since it is larger than the sum of its proper divisors (1).

19100102023 is an equidigital number, since it uses as much as digits as its factorization.

19100102023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108, while the sum is 19.

The spelling of 19100102023 in words is "nineteen billion, one hundred million, one hundred two thousand, twenty-three".