113130242042 has 4 divisors (see below), whose sum is σ = 169695363066. Its totient is φ = 56565121020.

The previous prime is 113130242021. The next prime is 113130242053. The reversal of 113130242042 is 240242031311.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 100209600481 + 12920641561 = 316559^2 + 113669^2 .

It is a junction number, because it is equal to n+sod(n) for n = 113130241999 and 113130242017.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28282560509 + ... + 28282560512.

Almost surely, 2^113130242042 is an apocalyptic number.

113130242042 is a deficient number, since it is larger than the sum of its proper divisors (56565121024).

113130242042 is an equidigital number, since it uses as much as digits as its factorization.

113130242042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56565121023.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 113130242042 its reverse (240242031311), we get a palindrome (353372273353).

The spelling of 113130242042 in words is "one hundred thirteen billion, one hundred thirty million, two hundred forty-two thousand, forty-two".