221152202 has 32 divisors (see below), whose sum is σ = 361912320. Its totient is φ = 101082240.

The previous prime is 221152157. The next prime is 221152247. The reversal of 221152202 is 202251122.

221152202 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (221152157) and next prime (221152247).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 83198 + ... + 85814.

It is an arithmetic number, because the mean of its divisors is an integer number (11309760).

Almost surely, 2^221152202 is an apocalyptic number.

221152202 is a deficient number, since it is larger than the sum of its proper divisors (140760118).

221152202 is a wasteful number, since it uses less digits than its factorization.

221152202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2726.

The product of its (nonzero) digits is 160, while the sum is 17.

The square root of 221152202 is about 14871.1869734732. The cubic root of 221152202 is about 604.7331218246.

The spelling of 221152202 in words is "two hundred twenty-one million, one hundred fifty-two thousand, two hundred two".