113142222 has 24 divisors (see below), whose sum is σ = 246393576. Its totient is φ = 37521456.

The previous prime is 113142217. The next prime is 113142233. The reversal of 113142222 is 222241311.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 113142195 and 113142204.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12408 + ... + 19499.

It is an arithmetic number, because the mean of its divisors is an integer number (10266399).

Almost surely, 2^113142222 is an apocalyptic number.

113142222 is an abundant number, since it is smaller than the sum of its proper divisors (133251354).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

113142222 is a wasteful number, since it uses less digits than its factorization.

113142222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32112 (or 32109 counting only the distinct ones).

The product of its digits is 192, while the sum is 18.

The square root of 113142222 is about 10636.8332693523. The cubic root of 113142222 is about 483.6615550501.

Adding to 113142222 its reverse (222241311), we get a palindrome (335383533).

The spelling of 113142222 in words is "one hundred thirteen million, one hundred forty-two thousand, two hundred twenty-two".