21313210101022 has 32 divisors (see below), whose sum is σ = 37553155104960. Its totient is φ = 8883542004480.

The previous prime is 21313210101017. The next prime is 21313210101041. The reversal of 21313210101022 is 22010101231312.

It is a super-2 number, since 2×21313210101022² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

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, 140131413 + ... + 140283424.

It is an arithmetic number, because the mean of its divisors is an integer number (1173536097030).

Almost surely, 2^{21313210101022} is an apocalyptic number.

21313210101022 is a deficient number, since it is larger than the sum of its proper divisors (16239945003938).

21313210101022 is a wasteful number, since it uses less digits than its factorization.

21313210101022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 280414996.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 21313210101022 its reverse (22010101231312), we get a palindrome (43323311332334).

The spelling of 21313210101022 in words is "twenty-one trillion, three hundred thirteen billion, two hundred ten million, one hundred one thousand, twenty-two".