990100119901 has 4 divisors (see below), whose sum is σ = 990132398272. Its totient is φ = 990067841532.

The previous prime is 990100119871. The next prime is 990100119919. The reversal of 990100119901 is 109911001099.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 990100119901 - 2²⁵ = 990066565469 is a prime.

It is a super-3 number, since 3×990100119901³ (a number of 37 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (990100119941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16093131 + ... + 16154536.

It is an arithmetic number, because the mean of its divisors is an integer number (247533099568).

Almost surely, 2^990100119901 is an apocalyptic number.

It is an amenable number.

990100119901 is a deficient number, since it is larger than the sum of its proper divisors (32278371).

990100119901 is a wasteful number, since it uses less digits than its factorization.

990100119901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32278370.

The product of its (nonzero) digits is 6561, while the sum is 40.

The spelling of 990100119901 in words is "nine hundred ninety billion, one hundred million, one hundred nineteen thousand, nine hundred one".