22209126312 has 32 divisors (see below), whose sum is σ = 55582128000. Its totient is φ = 7395133824.

The previous prime is 22209126283. The next prime is 22209126371. The reversal of 22209126312 is 21362190222.

It is a self number, because there is not a number n which added to its sum of digits gives 22209126312.

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, 471312 + ... + 516287.

It is an arithmetic number, because the mean of its divisors is an integer number (1736941500).

Almost surely, 2^22209126312 is an apocalyptic number.

It is an amenable number.

22209126312 is an abundant number, since it is smaller than the sum of its proper divisors (33373001688).

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

22209126312 is a wasteful number, since it uses less digits than its factorization.

22209126312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 988545 (or 988541 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 30.

The spelling of 22209126312 in words is "twenty-two billion, two hundred nine million, one hundred twenty-six thousand, three hundred twelve".