22320444212 has 24 divisors (see below), whose sum is σ = 43090548480. Its totient is φ = 10031658560.

The previous prime is 22320444203. The next prime is 22320444233. The reversal of 22320444212 is 21244402322.

It is a super-3 number, since 3×22320444212³ (a number of 32 digits) contains 333 as substring.

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, 2845988 + ... + 2853819.

It is an arithmetic number, because the mean of its divisors is an integer number (1795439520).

Almost surely, 2^22320444212 is an apocalyptic number.

22320444212 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

22320444212 is a deficient number, since it is larger than the sum of its proper divisors (20770104268).

22320444212 is a wasteful number, since it uses less digits than its factorization.

22320444212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5699911 (or 5699909 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 26.

Adding to 22320444212 its reverse (21244402322), we get a palindrome (43564846534).

The spelling of 22320444212 in words is "twenty-two billion, three hundred twenty million, four hundred forty-four thousand, two hundred twelve".