22147333212 has 24 divisors (see below), whose sum is σ = 51693980800. Its totient is φ = 7380034416.

The previous prime is 22147333199. The next prime is 22147333237. The reversal of 22147333212 is 21233374122.

It is a self number, because there is not a number n which added to its sum of digits gives 22147333212.

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, 262762 + ... + 336657.

Almost surely, 2^22147333212 is an apocalyptic number.

It is an amenable number.

22147333212 is an abundant number, since it is smaller than the sum of its proper divisors (29546647588).

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

22147333212 is a wasteful number, since it uses less digits than its factorization.

22147333212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 602505 (or 602503 counting only the distinct ones).

The product of its digits is 12096, while the sum is 30.

The spelling of 22147333212 in words is "twenty-two billion, one hundred forty-seven million, three hundred thirty-three thousand, two hundred twelve".