33022023231 has 16 divisors (see below), whose sum is σ = 45034485120. Its totient is φ = 21516436320.

The previous prime is 33022023227. The next prime is 33022023239. The reversal of 33022023231 is 13232022033.

It is not a de Polignac number, because 33022023231 - 2² = 33022023227 is a prime.

It is a super-2 number, since 2×33022023231² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 33022023198 and 33022023207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33022023239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 508585 + ... + 569826.

It is an arithmetic number, because the mean of its divisors is an integer number (2814655320).

Almost surely, 2^33022023231 is an apocalyptic number.

33022023231 is a deficient number, since it is larger than the sum of its proper divisors (12012461889).

33022023231 is a wasteful number, since it uses less digits than its factorization.

33022023231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1078646.

The product of its (nonzero) digits is 1296, while the sum is 21.

Adding to 33022023231 its reverse (13232022033), we get a palindrome (46254045264).

The spelling of 33022023231 in words is "thirty-three billion, twenty-two million, twenty-three thousand, two hundred thirty-one".