222901142 has 16 divisors (see below), whose sum is σ = 352350432. Its totient is φ = 105547200.

The previous prime is 222901117. The next prime is 222901153. The reversal of 222901142 is 241109222.

222901142 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a congruent number.

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, 19343 + ... + 28634.

It is an arithmetic number, because the mean of its divisors is an integer number (22021902).

Almost surely, 2^222901142 is an apocalyptic number.

222901142 is a deficient number, since it is larger than the sum of its proper divisors (129449290).

222901142 is a wasteful number, since it uses less digits than its factorization.

222901142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48103.

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 222901142 is about 14929.8741454843. The cubic root of 222901142 is about 606.3230767191.

It can be divided in two parts, 22290 and 1142, that added together give a palindrome (23432).

The spelling of 222901142 in words is "two hundred twenty-two million, nine hundred one thousand, one hundred forty-two".