99477191122 has 32 divisors (see below), whose sum is σ = 157697654400. Its totient is φ = 46932576768.

The previous prime is 99477191111. The next prime is 99477191137. The reversal of 99477191122 is 22119177499.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 99477191122.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12967504 + ... + 12975172.

It is an arithmetic number, because the mean of its divisors is an integer number (4928051700).

Almost surely, 2^99477191122 is an apocalyptic number.

99477191122 is a deficient number, since it is larger than the sum of its proper divisors (58220463278).

99477191122 is a wasteful number, since it uses less digits than its factorization.

99477191122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9010.

The product of its digits is 571536, while the sum is 52.

The spelling of 99477191122 in words is "ninety-nine billion, four hundred seventy-seven million, one hundred ninety-one thousand, one hundred twenty-two".