22320031044 has 24 divisors (see below), whose sum is σ = 54821129440. Its totient is φ = 7048430784.

The previous prime is 22320031021. The next prime is 22320031067. The reversal of 22320031044 is 44013002322.

It is an interprime number because it is at equal distance from previous prime (22320031021) and next prime (22320031067).

It is a super-3 number, since 3×22320031044³ (a number of 32 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 22320031044.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48947209 + ... + 48947664.

Almost surely, 2^22320031044 is an apocalyptic number.

It is an amenable number.

22320031044 is an abundant number, since it is smaller than the sum of its proper divisors (32501098396).

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

22320031044 is a wasteful number, since it uses less digits than its factorization.

22320031044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97894899 (or 97894897 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 22320031044 its reverse (44013002322), we get a palindrome (66333033366).

The spelling of 22320031044 in words is "twenty-two billion, three hundred twenty million, thirty-one thousand, forty-four".