20323255012215 has 16 divisors (see below), whose sum is σ = 32613698259168. Its totient is φ = 10806905926656.

The previous prime is 20323255012163. The next prime is 20323255012223. The reversal of 20323255012215 is 51221055232302.

It is not a de Polignac number, because 20323255012215 - 2⁸ = 20323255011959 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2010208102 + ... + 2010218211.

It is an arithmetic number, because the mean of its divisors is an integer number (2038356141198).

Almost surely, 2^{20323255012215} is an apocalyptic number.

20323255012215 is a deficient number, since it is larger than the sum of its proper divisors (12290443246953).

20323255012215 is a wasteful number, since it uses less digits than its factorization.

20323255012215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4020426658.

The product of its (nonzero) digits is 36000, while the sum is 33.

The spelling of 20323255012215 in words is "twenty trillion, three hundred twenty-three billion, two hundred fifty-five million, twelve thousand, two hundred fifteen".