990000202202 has 8 divisors (see below), whose sum is σ = 1620000330912. Its totient is φ = 450000091900.

The previous prime is 990000202151. The next prime is 990000202211. The reversal of 990000202202 is 202202000099.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22500004574 + ... + 22500004617.

It is an arithmetic number, because the mean of its divisors is an integer number (202500041364).

Almost surely, 2^990000202202 is an apocalyptic number.

990000202202 is a deficient number, since it is larger than the sum of its proper divisors (630000128710).

990000202202 is a wasteful number, since it uses less digits than its factorization.

990000202202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45000009204.

The product of its (nonzero) digits is 1296, while the sum is 26.

The spelling of 990000202202 in words is "nine hundred ninety billion, two hundred two thousand, two hundred two".