99209901010 has 32 divisors (see below), whose sum is σ = 206271712512. Its totient is φ = 33954190080.

The previous prime is 99209900989. The next prime is 99209901017. The reversal of 99209901010 is 1010990299.

It is not an unprimeable number, because it can be changed into a prime (99209901017) 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, 26524842 + ... + 26528581.

It is an arithmetic number, because the mean of its divisors is an integer number (6445991016).

Almost surely, 2^99209901010 is an apocalyptic number.

99209901010 is an abundant number, since it is smaller than the sum of its proper divisors (107061811502).

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

99209901010 is a wasteful number, since it uses less digits than its factorization.

99209901010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53053458.

The product of its (nonzero) digits is 13122, while the sum is 40.

The spelling of 99209901010 in words is "ninety-nine billion, two hundred nine million, nine hundred one thousand, ten".