202221019996 has 12 divisors (see below), whose sum is σ = 353952515448. Its totient is φ = 101091729872.

The previous prime is 202221019981. The next prime is 202221019997. The reversal of 202221019996 is 699910122202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202221019997) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4670791 + ... + 4713886.

It is an arithmetic number, because the mean of its divisors is an integer number (29496042954).

Almost surely, 2^202221019996 is an apocalyptic number.

It is an amenable number.

202221019996 is a deficient number, since it is larger than the sum of its proper divisors (151731495452).

202221019996 is a wasteful number, since it uses less digits than its factorization.

202221019996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9390068 (or 9390066 counting only the distinct ones).

The product of its (nonzero) digits is 69984, while the sum is 43.

The spelling of 202221019996 in words is "two hundred two billion, two hundred twenty-one million, nineteen thousand, nine hundred ninety-six".