113321012033 has 4 divisors (see below), whose sum is σ = 113322147840. Its totient is φ = 113319876228.

The previous prime is 113321012017. The next prime is 113321012081. The reversal of 113321012033 is 330210123311.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 330210123311 = 12433 ⋅26559167.

It is a cyclic number.

It is not a de Polignac number, because 113321012033 - 2⁴ = 113321012017 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 113321011996 and 113321012014.

It is not an unprimeable number, because it can be changed into a prime (113321012083) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 402113 + ... + 623166.

It is an arithmetic number, because the mean of its divisors is an integer number (28330536960).

Almost surely, 2^113321012033 is an apocalyptic number.

It is an amenable number.

113321012033 is a deficient number, since it is larger than the sum of its proper divisors (1135807).

113321012033 is a wasteful number, since it uses less digits than its factorization.

113321012033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1135806.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 113321012033 its reverse (330210123311), we get a palindrome (443531135344).

The spelling of 113321012033 in words is "one hundred thirteen billion, three hundred twenty-one million, twelve thousand, thirty-three".