20102001012319 has 2 divisors, whose sum is σ = 20102001012320. Its totient is φ = 20102001012318.

The previous prime is 20102001012229. The next prime is 20102001012347. The reversal of 20102001012319 is 91321010020102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20102001012319 - 2⁴¹ = 17902977756767 is a prime.

It is a super-2 number, since 2×20102001012319² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 20102001012319.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20102001010319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10051000506159 + 10051000506160.

It is an arithmetic number, because the mean of its divisors is an integer number (10051000506160).

Almost surely, 2^{20102001012319} is an apocalyptic number.

20102001012319 is a deficient number, since it is larger than the sum of its proper divisors (1).

20102001012319 is an equidigital number, since it uses as much as digits as its factorization.

20102001012319 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 22.

The spelling of 20102001012319 in words is "twenty trillion, one hundred two billion, one million, twelve thousand, three hundred nineteen".