22667122212 has 48 divisors (see below), whose sum is σ = 61731747840. Its totient is φ = 6338525472.

The previous prime is 22667122169. The next prime is 22667122237. The reversal of 22667122212 is 21222176622.

It is a nude number because it is divisible by every one of its digits.

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, 2866762 + ... + 2874657.

It is an arithmetic number, because the mean of its divisors is an integer number (1286078080).

Almost surely, 2^22667122212 is an apocalyptic number.

It is an amenable number.

22667122212 is an abundant number, since it is smaller than the sum of its proper divisors (39064625628).

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

22667122212 is a wasteful number, since it uses less digits than its factorization.

22667122212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5741480 (or 5741478 counting only the distinct ones).

The product of its digits is 16128, while the sum is 33.

Adding to 22667122212 its reverse (21222176622), we get a palindrome (43889298834).

The spelling of 22667122212 in words is "twenty-two billion, six hundred sixty-seven million, one hundred twenty-two thousand, two hundred twelve".