22322131213421 has 16 divisors (see below), whose sum is σ = 24218077128000. Its totient is φ = 20451809000448.

The previous prime is 22322131213387. The next prime is 22322131213423. The reversal of 22322131213421 is 12431213122322.

It is a cyclic number.

It is not a de Polignac number, because 22322131213421 - 2⁴² = 17924084702317 is a prime.

It is a super-3 number, since 3×22322131213421³ (a number of 41 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22322131213423) 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 15 ways as a sum of consecutive naturals, for example, 5900045 + ... + 8913741.

It is an arithmetic number, because the mean of its divisors is an integer number (1513629820500).

Almost surely, 2^{22322131213421} is an apocalyptic number.

It is an amenable number.

22322131213421 is a deficient number, since it is larger than the sum of its proper divisors (1895945914579).

22322131213421 is a wasteful number, since it uses less digits than its factorization.

22322131213421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3017948.

The product of its digits is 6912, while the sum is 29.

Adding to 22322131213421 its reverse (12431213122322), we get a palindrome (34753344335743).

The spelling of 22322131213421 in words is "twenty-two trillion, three hundred twenty-two billion, one hundred thirty-one million, two hundred thirteen thousand, four hundred twenty-one".