22199106816 has 216 divisors, whose sum is σ = 65861359200. Its totient is φ = 7188000768.

The previous prime is 22199106791. The next prime is 22199106823. The reversal of 22199106816 is 61860199122.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13065135 + ... + 13066833.

It is an arithmetic number, because the mean of its divisors is an integer number (304913700).

Almost surely, 2^22199106816 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 22199106816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32930679600).

22199106816 is an abundant number, since it is smaller than the sum of its proper divisors (43662252384).

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

22199106816 is a wasteful number, since it uses less digits than its factorization.

22199106816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1881 (or 1864 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 45.

The spelling of 22199106816 in words is "twenty-two billion, one hundred ninety-nine million, one hundred six thousand, eight hundred sixteen".