113221533242 has 16 divisors (see below), whose sum is σ = 172858514400. Its totient is φ = 55603669680.

The previous prime is 113221533239. The next prime is 113221533253. The reversal of 113221533242 is 242335122311.

It is a super-2 number, since 2×113221533242² (a number of 23 digits) contains 22 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, 271517 + ... + 547872.

It is an arithmetic number, because the mean of its divisors is an integer number (10803657150).

Almost surely, 2^113221533242 is an apocalyptic number.

113221533242 is a deficient number, since it is larger than the sum of its proper divisors (59636981158).

113221533242 is a wasteful number, since it uses less digits than its factorization.

113221533242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 820621.

The product of its digits is 8640, while the sum is 29.

Adding to 113221533242 its reverse (242335122311), we get a palindrome (355556655553).

The spelling of 113221533242 in words is "one hundred thirteen billion, two hundred twenty-one million, five hundred thirty-three thousand, two hundred forty-two".