21303322131102 has 16 divisors (see below), whose sum is σ = 46479975558912. Its totient is φ = 6455552160920.

The previous prime is 21303322131097. The next prime is 21303322131173. The reversal of 21303322131102 is 20113122330312.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 161388803958 + ... + 161388804089.

It is an arithmetic number, because the mean of its divisors is an integer number (2904998472432).

Almost surely, 2^{21303322131102} is an apocalyptic number.

21303322131102 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

21303322131102 is an abundant number, since it is smaller than the sum of its proper divisors (25176653427810).

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

21303322131102 is a wasteful number, since it uses less digits than its factorization.

21303322131102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 322777608063.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 21303322131102 its reverse (20113122330312), we get a palindrome (41416444461414).

The spelling of 21303322131102 in words is "twenty-one trillion, three hundred three billion, three hundred twenty-two million, one hundred thirty-one thousand, one hundred two".