22210033656 has 128 divisors (see below), whose sum is σ = 59615170560. Its totient is φ = 6870835200.

The previous prime is 22210033649. The next prime is 22210033663. The reversal of 22210033656 is 65633001222.

It is an interprime number because it is at equal distance from previous prime (22210033649) and next prime (22210033663).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10520041 + ... + 10522151.

It is an arithmetic number, because the mean of its divisors is an integer number (465743520).

Almost surely, 2^22210033656 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22210033656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29807585280).

22210033656 is an abundant number, since it is smaller than the sum of its proper divisors (37405136904).

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

22210033656 is a wasteful number, since it uses less digits than its factorization.

22210033656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2485 (or 2481 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 30.

Adding to 22210033656 its reverse (65633001222), we get a palindrome (87843034878).

The spelling of 22210033656 in words is "twenty-two billion, two hundred ten million, thirty-three thousand, six hundred fifty-six".