99999990101010 has 32 divisors (see below), whose sum is σ = 240007897386432. Its totient is φ = 26665783899840.

The previous prime is 99999990101009. The next prime is 99999990101059. The reversal of 99999990101010 is 1010109999999.

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, 54083581 + ... + 55902000.

It is an arithmetic number, because the mean of its divisors is an integer number (7500246793326).

Almost surely, 2^{99999990101010} is an apocalyptic number.

99999990101010 is an abundant number, since it is smaller than the sum of its proper divisors (140007907285422).

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

99999990101010 is a wasteful number, since it uses less digits than its factorization.

99999990101010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110015898.

The product of its (nonzero) digits is 4782969, while the sum is 66.

The spelling of 99999990101010 in words is "ninety-nine trillion, nine hundred ninety-nine billion, nine hundred ninety million, one hundred one thousand, ten".