22126627212 has 12 divisors (see below), whose sum is σ = 51628796856. Its totient is φ = 7375542400.

The previous prime is 22126627123. The next prime is 22126627247. The reversal of 22126627212 is 21272662122.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 921942789 + ... + 921942812.

It is an arithmetic number, because the mean of its divisors is an integer number (4302399738).

Almost surely, 2^22126627212 is an apocalyptic number.

It is an amenable number.

22126627212 is an abundant number, since it is smaller than the sum of its proper divisors (29502169644).

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

22126627212 is a wasteful number, since it uses less digits than its factorization.

22126627212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1843885608 (or 1843885606 counting only the distinct ones).

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

The spelling of 22126627212 in words is "twenty-two billion, one hundred twenty-six million, six hundred twenty-seven thousand, two hundred twelve".