20116713223265 has 16 divisors (see below), whose sum is σ = 24445847136000. Its totient is φ = 15889513416192.

The previous prime is 20116713223183. The next prime is 20116713223273. The reversal of 20116713223265 is 56232231761102.

It is a cyclic number.

It is not a de Polignac number, because 20116713223265 - 2¹⁰ = 20116713222241 is a prime.

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, 72934586 + ... + 73209884.

It is an arithmetic number, because the mean of its divisors is an integer number (1527865446000).

Almost surely, 2^{20116713223265} is an apocalyptic number.

It is an amenable number.

20116713223265 is a deficient number, since it is larger than the sum of its proper divisors (4329133912735).

20116713223265 is a wasteful number, since it uses less digits than its factorization.

20116713223265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 460376.

The product of its (nonzero) digits is 181440, while the sum is 41.

Adding to 20116713223265 its reverse (56232231761102), we get a palindrome (76348944984367).

The spelling of 20116713223265 in words is "twenty trillion, one hundred sixteen billion, seven hundred thirteen million, two hundred twenty-three thousand, two hundred sixty-five".