113212330133 has 12 divisors (see below), whose sum is σ = 131849695692. Its totient is φ = 96925872960.

The previous prime is 113212330123. The next prime is 113212330151. The reversal of 113212330133 is 331033212311.

It can be written as a sum of positive squares in 2 ways, for example, as 67048369969 + 46163960164 = 258937^2 + 214858^2 .

It is not a de Polignac number, because 113212330133 - 2⁶ = 113212330069 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 113212330099 and 113212330108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113212330123) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1305998 + ... + 1389983.

It is an arithmetic number, because the mean of its divisors is an integer number (10987474641).

Almost surely, 2^113212330133 is an apocalyptic number.

It is an amenable number.

113212330133 is a deficient number, since it is larger than the sum of its proper divisors (18637365559).

113212330133 is an equidigital number, since it uses as much as digits as its factorization.

113212330133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2696852 (or 2696845 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 23.

Adding to 113212330133 its reverse (331033212311), we get a palindrome (444245542444).

The spelling of 113212330133 in words is "one hundred thirteen billion, two hundred twelve million, three hundred thirty thousand, one hundred thirty-three".