202202222011998 has 24 divisors (see below), whose sum is σ = 437905403886168. Its totient is φ = 62216068311072.

The previous prime is 202202222011997. The next prime is 202202222012023. The reversal of 202202222011998 is 899110222202202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202202222011997) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 99705236665 + ... + 99705238692.

It is an arithmetic number, because the mean of its divisors is an integer number (18246058495257).

Almost surely, 2^{202202222011998} is an apocalyptic number.

202202222011998 is an abundant number, since it is smaller than the sum of its proper divisors (235703181874170).

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

202202222011998 is a wasteful number, since it uses less digits than its factorization.

202202222011998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 199410475388 (or 199410475375 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 42.

The spelling of 202202222011998 in words is "two hundred two trillion, two hundred two billion, two hundred twenty-two million, eleven thousand, nine hundred ninety-eight".