113431030442 has 16 divisors (see below), whose sum is σ = 173850472800. Its totient is φ = 55489985040.

The previous prime is 113431030439. The next prime is 113431030513. The reversal of 113431030442 is 244030134311.

It is a happy number.

It is a super-3 number, since 3×113431030442³ (a number of 34 digits) contains 333 as substring.

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, 2253017 + ... + 2302812.

It is an arithmetic number, because the mean of its divisors is an integer number (10865654550).

Almost surely, 2^113431030442 is an apocalyptic number.

113431030442 is a deficient number, since it is larger than the sum of its proper divisors (60419442358).

113431030442 is a wasteful number, since it uses less digits than its factorization.

113431030442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4556101.

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 113431030442 its reverse (244030134311), we get a palindrome (357461164753).

The spelling of 113431030442 in words is "one hundred thirteen billion, four hundred thirty-one million, thirty thousand, four hundred forty-two".