112142402 has 4 divisors (see below), whose sum is σ = 168213606. Its totient is φ = 56071200.

The previous prime is 112142357. The next prime is 112142413. The reversal of 112142402 is 204241211.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 204241211 = 353 ⋅578587.

It can be written as a sum of positive squares in only one way, i.e., 62425801 + 49716601 = 7901^2 + 7051^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28035599 + ... + 28035602.

Almost surely, 2^112142402 is an apocalyptic number.

112142402 is a deficient number, since it is larger than the sum of its proper divisors (56071204).

112142402 is an equidigital number, since it uses as much as digits as its factorization.

112142402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56071203.

The product of its (nonzero) digits is 128, while the sum is 17.

The square root of 112142402 is about 10589.7309691984. The cubic root of 112142402 is about 482.2326574327.

Adding to 112142402 its reverse (204241211), we get a palindrome (316383613).

The spelling of 112142402 in words is "one hundred twelve million, one hundred forty-two thousand, four hundred two".