221053202 has 16 divisors (see below), whose sum is σ = 334107072. Its totient is φ = 109687920.

The previous prime is 221053169. The next prime is 221053211. The reversal of 221053202 is 202350122.

It is a super-2 number, since 2×221053202² = 97729036228905608, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 171653 + ... + 172935.

It is an arithmetic number, because the mean of its divisors is an integer number (20881692).

Almost surely, 2^221053202 is an apocalyptic number.

221053202 is a deficient number, since it is larger than the sum of its proper divisors (113053870).

221053202 is a wasteful number, since it uses less digits than its factorization.

221053202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1873.

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 221053202 is about 14867.8580165402. The cubic root of 221053202 is about 604.6428709864.

The spelling of 221053202 in words is "two hundred twenty-one million, fifty-three thousand, two hundred two".