22122320021031 has 8 divisors (see below), whose sum is σ = 29851805329920. Its totient is φ = 14570524029752.

The previous prime is 22122320021029. The next prime is 22122320021063. The reversal of 22122320021031 is 13012002322122.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22122320021031 - 2¹ = 22122320021029 is a prime.

It is a super-2 number, since 2×22122320021031² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22122320020989 and 22122320021007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22122320021231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44422329111 + ... + 44422329608.

It is an arithmetic number, because the mean of its divisors is an integer number (3731475666240).

Almost surely, 2^{22122320021031} is an apocalyptic number.

22122320021031 is a deficient number, since it is larger than the sum of its proper divisors (7729485308889).

22122320021031 is an equidigital number, since it uses as much as digits as its factorization.

22122320021031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88844658805.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 22122320021031 its reverse (13012002322122), we get a palindrome (35134322343153).

The spelling of 22122320021031 in words is "twenty-two trillion, one hundred twenty-two billion, three hundred twenty million, twenty-one thousand, thirty-one".