22199257630 has 32 divisors (see below), whose sum is σ = 44022888288. Its totient is φ = 7992528000.

The previous prime is 22199257607. The next prime is 22199257631. The reversal of 22199257630 is 3675299122.

It is a super-2 number, since 2×22199257630² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22199257631) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 987957 + ... + 1010176.

It is an arithmetic number, because the mean of its divisors is an integer number (1375715259).

Almost surely, 2^22199257630 is an apocalyptic number.

22199257630 is a deficient number, since it is larger than the sum of its proper divisors (21823630658).

22199257630 is a wasteful number, since it uses less digits than its factorization.

22199257630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1998252.

The product of its (nonzero) digits is 408240, while the sum is 46.

It can be divided in two parts, 2219 and 9257630, that added together give a square (9259849 = 3043²).

The spelling of 22199257630 in words is "twenty-two billion, one hundred ninety-nine million, two hundred fifty-seven thousand, six hundred thirty".