99790220130 has 16 divisors (see below), whose sum is σ = 239496528384. Its totient is φ = 26610725360.

The previous prime is 99790220111. The next prime is 99790220161. The reversal of 99790220130 is 3102209799.

It is a happy number.

99790220130 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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, 1663170306 + ... + 1663170365.

It is an arithmetic number, because the mean of its divisors is an integer number (14968533024).

Almost surely, 2^99790220130 is an apocalyptic number.

99790220130 is an abundant number, since it is smaller than the sum of its proper divisors (139706308254).

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

99790220130 is a wasteful number, since it uses less digits than its factorization.

99790220130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3326340681.

The product of its (nonzero) digits is 61236, while the sum is 42.

The spelling of 99790220130 in words is "ninety-nine billion, seven hundred ninety million, two hundred twenty thousand, one hundred thirty".