222313155 has 8 divisors (see below), whose sum is σ = 355701072. Its totient is φ = 118567008.

The previous prime is 222313153. The next prime is 222313163. The reversal of 222313155 is 551313222.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 222313155 - 2¹ = 222313153 is a prime.

It is not an unprimeable number, because it can be changed into a prime (222313153) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7410424 + ... + 7410453.

It is an arithmetic number, because the mean of its divisors is an integer number (44462634).

Almost surely, 2^222313155 is an apocalyptic number.

222313155 is a deficient number, since it is larger than the sum of its proper divisors (133387917).

222313155 is a wasteful number, since it uses less digits than its factorization.

222313155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14820885.

The product of its digits is 1800, while the sum is 24.

The square root of 222313155 is about 14910.1695161390. The cubic root of 222313155 is about 605.7894709225.

Adding to 222313155 its reverse (551313222), we get a palindrome (773626377).

The spelling of 222313155 in words is "two hundred twenty-two million, three hundred thirteen thousand, one hundred fifty-five".