22216805622 has 96 divisors (see below), whose sum is σ = 54296330400. Its totient is φ = 6506127360.

The previous prime is 22216805603. The next prime is 22216805641. The reversal of 22216805622 is 22650861222.

22216805622 is a `hidden beast` number, since 2 + 2 + 2 + 16 + 80 + 562 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (22216805603) and next prime (22216805641).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1081398 + ... + 1101750.

It is an arithmetic number, because the mean of its divisors is an integer number (565586775).

Almost surely, 2^22216805622 is an apocalyptic number.

22216805622 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 22216805622, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27148165200).

22216805622 is an abundant number, since it is smaller than the sum of its proper divisors (32079524778).

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

22216805622 is a wasteful number, since it uses less digits than its factorization.

22216805622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20558 (or 20555 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 36.

The spelling of 22216805622 in words is "twenty-two billion, two hundred sixteen million, eight hundred five thousand, six hundred twenty-two".