222021092 has 12 divisors (see below), whose sum is σ = 388943856. Its totient is φ = 110894280.

The previous prime is 222021077. The next prime is 222021103. The reversal of 222021092 is 290120222.

222021092 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24698 + ... + 32465.

It is an arithmetic number, because the mean of its divisors is an integer number (32411988).

Almost surely, 2^222021092 is an apocalyptic number.

It is an amenable number.

222021092 is a deficient number, since it is larger than the sum of its proper divisors (166922764).

222021092 is a wasteful number, since it uses less digits than its factorization.

222021092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58138 (or 58136 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 222021092 is about 14900.3722101161. The cubic root of 222021092 is about 605.5240701838.

The spelling of 222021092 in words is "two hundred twenty-two million, twenty-one thousand, ninety-two".