33122113231 has 8 divisors (see below), whose sum is σ = 33326223264. Its totient is φ = 32918338560.

The previous prime is 33122113201. The next prime is 33122113289. The reversal of 33122113231 is 13231122133.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 33122113231 - 2⁷ = 33122113103 is a prime.

It is a super-2 number, since 2×33122113231² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33122113201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 115755 + ... + 282211.

It is an arithmetic number, because the mean of its divisors is an integer number (4165777908).

Almost surely, 2^33122113231 is an apocalyptic number.

33122113231 is a deficient number, since it is larger than the sum of its proper divisors (204110033).

33122113231 is a wasteful number, since it uses less digits than its factorization.

33122113231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167681.

The product of its digits is 648, while the sum is 22.

Adding to 33122113231 its reverse (13231122133), we get a palindrome (46353235364).

The spelling of 33122113231 in words is "thirty-three billion, one hundred twenty-two million, one hundred thirteen thousand, two hundred thirty-one".