990100111002 has 32 divisors (see below), whose sum is σ = 2156297889600. Its totient is φ = 301881702528.

The previous prime is 990100110997. The next prime is 990100111003. The reversal of 990100111002 is 200111001099.

990100111002 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-4 number, since 4×990100111002⁴ (a number of 49 digits) contains 4444 as substring.

It is not an unprimeable number, because it can be changed into a prime (990100111003) 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, 149739603 + ... + 149746214.

It is an arithmetic number, because the mean of its divisors is an integer number (67384309050).

Almost surely, 2^990100111002 is an apocalyptic number.

990100111002 is an abundant number, since it is smaller than the sum of its proper divisors (1166197778598).

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

990100111002 is a wasteful number, since it uses less digits than its factorization.

990100111002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 299485870.

The product of its (nonzero) digits is 162, while the sum is 24.

The spelling of 990100111002 in words is "nine hundred ninety billion, one hundred million, one hundred eleven thousand, two".