21010310232199 has 2 divisors, whose sum is σ = 21010310232200. Its totient is φ = 21010310232198.

The previous prime is 21010310232179. The next prime is 21010310232257. The reversal of 21010310232199 is 99123201301012.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 21010310232199 - 2⁴³ = 12214217209991 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (21010310232179) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10505155116099 + 10505155116100.

It is an arithmetic number, because the mean of its divisors is an integer number (10505155116100).

Almost surely, 2^{21010310232199} is an apocalyptic number.

21010310232199 is a deficient number, since it is larger than the sum of its proper divisors (1).

21010310232199 is an equidigital number, since it uses as much as digits as its factorization.

21010310232199 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5832, while the sum is 34.

The spelling of 21010310232199 in words is "twenty-one trillion, ten billion, three hundred ten million, two hundred thirty-two thousand, one hundred ninety-nine".