102023113121999 has 2 divisors, whose sum is σ = 102023113122000. Its totient is φ = 102023113121998.

The previous prime is 102023113121981. The next prime is 102023113122043. The reversal of 102023113121999 is 999121311320201.

It is an a-pointer prime, because the next prime (102023113122043) can be obtained adding 102023113121999 to its sum of digits (44).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 102023113121999 - 2¹⁶ = 102023113056463 is a prime.

It is a super-2 number, since 2×102023113121999² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102023113121099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51011556560999 + 51011556561000.

It is an arithmetic number, because the mean of its divisors is an integer number (51011556561000).

Almost surely, 2^{102023113121999} is an apocalyptic number.

102023113121999 is a deficient number, since it is larger than the sum of its proper divisors (1).

102023113121999 is an equidigital number, since it uses as much as digits as its factorization.

102023113121999 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 52488, while the sum is 44.

The spelling of 102023113121999 in words is "one hundred two trillion, twenty-three billion, one hundred thirteen million, one hundred twenty-one thousand, nine hundred ninety-nine".