113120042 has 16 divisors (see below), whose sum is σ = 195921600. Its totient is φ = 47979648.

The previous prime is 113120027. The next prime is 113120069. The reversal of 113120042 is 240021311.

It is a super-2 number, since 2×113120042² = 25592287804163528, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a junction number, because it is equal to n+sod(n) for n = 113119999 and 113120026.

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, 40292 + ... + 43007.

It is an arithmetic number, because the mean of its divisors is an integer number (12245100).

Almost surely, 2^113120042 is an apocalyptic number.

113120042 is a deficient number, since it is larger than the sum of its proper divisors (82801558).

113120042 is an equidigital number, since it uses as much as digits as its factorization.

113120042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83405.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 113120042 is about 10635.7906147122. The cubic root of 113120042 is about 483.6299478859.

Adding to 113120042 its reverse (240021311), we get a palindrome (353141353).

The spelling of 113120042 in words is "one hundred thirteen million, one hundred twenty thousand, forty-two".