22223423212 has 48 divisors (see below), whose sum is σ = 39527455968. Its totient is φ = 10931880960.

The previous prime is 22223423171. The next prime is 22223423237. The reversal of 22223423212 is 21232432222.

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, 55978198 + ... + 55978594.

It is an arithmetic number, because the mean of its divisors is an integer number (823488666).

Almost surely, 2^22223423212 is an apocalyptic number.

It is an amenable number.

22223423212 is a deficient number, since it is larger than the sum of its proper divisors (17304032756).

22223423212 is a wasteful number, since it uses less digits than its factorization.

22223423212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1186 (or 1184 counting only the distinct ones).

The product of its digits is 4608, while the sum is 25.

Adding to 22223423212 its reverse (21232432222), we get a palindrome (43455855434).

The spelling of 22223423212 in words is "twenty-two billion, two hundred twenty-three million, four hundred twenty-three thousand, two hundred twelve".