222051152 has 10 divisors (see below), whose sum is σ = 430224138. Its totient is φ = 111025568.

The previous prime is 222051149. The next prime is 222051169. The reversal of 222051152 is 251150222.

It is a happy number.

222051152 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 215619856 + 6431296 = 14684^2 + 2536^2 .

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, 6939083 + ... + 6939114.

Almost surely, 2^222051152 is an apocalyptic number.

It is an amenable number.

222051152 is a deficient number, since it is larger than the sum of its proper divisors (208172986).

222051152 is a wasteful number, since it uses less digits than its factorization.

222051152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13878205 (or 13878199 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 20.

The square root of 222051152 is about 14901.3808756102. The cubic root of 222051152 is about 605.5513967649.

The spelling of 222051152 in words is "two hundred twenty-two million, fifty-one thousand, one hundred fifty-two".