21011300223022 has 32 divisors (see below), whose sum is σ = 33020289423360. Its totient is φ = 10014685892640.

The previous prime is 21011300223007. The next prime is 21011300223157. The reversal of 21011300223022 is 22032200311012.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 166051063 + ... + 166177549.

It is an arithmetic number, because the mean of its divisors is an integer number (1031884044480).

Almost surely, 2^{21011300223022} is an apocalyptic number.

21011300223022 is a deficient number, since it is larger than the sum of its proper divisors (12008989200338).

21011300223022 is a wasteful number, since it uses less digits than its factorization.

21011300223022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166576.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 21011300223022 its reverse (22032200311012), we get a palindrome (43043500534034).

The spelling of 21011300223022 in words is "twenty-one trillion, eleven billion, three hundred million, two hundred twenty-three thousand, twenty-two".