99669133220 has 24 divisors (see below), whose sum is σ = 209314554624. Its totient is φ = 39865867616.

The previous prime is 99669133183. The next prime is 99669133243. The reversal of 99669133220 is 2233196699.

It is a super-2 number, since 2×99669133220² (a number of 23 digits) contains 22 as substring.

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, 404237 + ... + 602283.

It is an arithmetic number, because the mean of its divisors is an integer number (8721439776).

Almost surely, 2^99669133220 is an apocalyptic number.

It is an amenable number.

99669133220 is an abundant number, since it is smaller than the sum of its proper divisors (109645421404).

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

99669133220 is a wasteful number, since it uses less digits than its factorization.

99669133220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223219 (or 223217 counting only the distinct ones).

The product of its (nonzero) digits is 944784, while the sum is 50.

The spelling of 99669133220 in words is "ninety-nine billion, six hundred sixty-nine million, one hundred thirty-three thousand, two hundred twenty".