222112474 has 4 divisors (see below), whose sum is σ = 333168714. Its totient is φ = 111056236.

The previous prime is 222112447. The next prime is 222112481. The reversal of 222112474 is 474211222.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 474211222 = 2 ⋅237105611.

It can be written as a sum of positive squares in only one way, i.e., 142635249 + 79477225 = 11943^2 + 8915^2 .

It is a super-2 number, since 2×222112474² = 98667902212801352, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55528117 + ... + 55528120.

Almost surely, 2^222112474 is an apocalyptic number.

222112474 is a deficient number, since it is larger than the sum of its proper divisors (111056240).

222112474 is a wasteful number, since it uses less digits than its factorization.

222112474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111056239.

The product of its digits is 1792, while the sum is 25.

The square root of 222112474 is about 14903.4383281174. The cubic root of 222112474 is about 605.6071349806.

Adding to 222112474 its reverse (474211222), we get a palindrome (696323696).

The spelling of 222112474 in words is "two hundred twenty-two million, one hundred twelve thousand, four hundred seventy-four".