202220198 has 4 divisors (see below), whose sum is σ = 303330300. Its totient is φ = 101110098.

The previous prime is 202220177. The next prime is 202220201. The reversal of 202220198 is 891022202.

It is a semiprime because it is the product of two primes.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50555048 + ... + 50555051.

It is an arithmetic number, because the mean of its divisors is an integer number (75832575).

Almost surely, 2^202220198 is an apocalyptic number.

202220198 is a deficient number, since it is larger than the sum of its proper divisors (101110102).

202220198 is a wasteful number, since it uses less digits than its factorization.

202220198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101110101.

The product of its (nonzero) digits is 1152, while the sum is 26.

The square root of 202220198 is about 14220.4148322051. The cubic root of 202220198 is about 586.9595553861.

The spelling of 202220198 in words is "two hundred two million, two hundred twenty thousand, one hundred ninety-eight".