9902201212202 has 8 divisors (see below), whose sum is σ = 15995863496676. Its totient is φ = 4570246713312.

The previous prime is 9902201212187. The next prime is 9902201212213. The reversal of 9902201212202 is 2022121022099.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 7093758154921 + 2808443057281 = 2663411^2 + 1675841^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 190426946363 + ... + 190426946414.

Almost surely, 2^{9902201212202} is an apocalyptic number.

9902201212202 is a deficient number, since it is larger than the sum of its proper divisors (6093662284474).

9902201212202 is a wasteful number, since it uses less digits than its factorization.

9902201212202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 380853892792.

The product of its (nonzero) digits is 5184, while the sum is 32.

The spelling of 9902201212202 in words is "nine trillion, nine hundred two billion, two hundred one million, two hundred twelve thousand, two hundred two".