222151154 has 8 divisors (see below), whose sum is σ = 350765040. Its totient is φ = 105229476.

The previous prime is 222151151. The next prime is 222151159. The reversal of 222151154 is 451151222.

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

It is a super-2 number, since 2×222151154² = 98702270447063432, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (222151151) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2923004 + ... + 2923079.

It is an arithmetic number, because the mean of its divisors is an integer number (43845630).

Almost surely, 2^222151154 is an apocalyptic number.

222151154 is a deficient number, since it is larger than the sum of its proper divisors (128613886).

222151154 is a wasteful number, since it uses less digits than its factorization.

222151154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5846104.

The product of its digits is 800, while the sum is 23.

The square root of 222151154 is about 14904.7359587481. The cubic root of 222151154 is about 605.6422876278.

The spelling of 222151154 in words is "two hundred twenty-two million, one hundred fifty-one thousand, one hundred fifty-four".