20022541136265 has 32 divisors (see below), whose sum is σ = 32080282730496. Its totient is φ = 10663958473920.

The previous prime is 20022541136261. The next prime is 20022541136267. The reversal of 20022541136265 is 56263114522002.

It is not a de Polignac number, because 20022541136265 - 2² = 20022541136261 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20022541136261) 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 in 31 ways as a sum of consecutive naturals, for example, 36191680 + ... + 36740750.

It is an arithmetic number, because the mean of its divisors is an integer number (1002508835328).

Almost surely, 2^{20022541136265} is an apocalyptic number.

It is an amenable number.

20022541136265 is a deficient number, since it is larger than the sum of its proper divisors (12057741594231).

20022541136265 is a wasteful number, since it uses less digits than its factorization.

20022541136265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 552429.

The product of its (nonzero) digits is 172800, while the sum is 39.

Adding to 20022541136265 its reverse (56263114522002), we get a palindrome (76285655658267).

The spelling of 20022541136265 in words is "twenty trillion, twenty-two billion, five hundred forty-one million, one hundred thirty-six thousand, two hundred sixty-five".