21300202331022 has 32 divisors (see below), whose sum is σ = 42836881127040. Its totient is φ = 7060656742560.

The previous prime is 21300202330999. The next prime is 21300202331033. The reversal of 21300202331022 is 22013320200312.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 21300202331022.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45207129 + ... + 45675867.

It is an arithmetic number, because the mean of its divisors is an integer number (1338652535220).

Almost surely, 2^{21300202331022} is an apocalyptic number.

21300202331022 is an abundant number, since it is smaller than the sum of its proper divisors (21536678796018).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

21300202331022 is a wasteful number, since it uses less digits than its factorization.

21300202331022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 510768.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 21300202331022 its reverse (22013320200312), we get a palindrome (43313522531334).

The spelling of 21300202331022 in words is "twenty-one trillion, three hundred billion, two hundred two million, three hundred thirty-one thousand, twenty-two".