233120132021 has 16 divisors (see below), whose sum is σ = 271989736704. Its totient is φ = 195657206784.

The previous prime is 233120131973. The next prime is 233120132051. The reversal of 233120132021 is 120231021332.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-233120132021 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 233120131984 and 233120132002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (233120132051) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 437996 + ... + 811221.

It is an arithmetic number, because the mean of its divisors is an integer number (16999358544).

Almost surely, 2^233120132021 is an apocalyptic number.

It is an amenable number.

233120132021 is a deficient number, since it is larger than the sum of its proper divisors (38869604683).

233120132021 is a wasteful number, since it uses less digits than its factorization.

233120132021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1249780.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 233120132021 its reverse (120231021332), we get a palindrome (353351153353).

The spelling of 233120132021 in words is "two hundred thirty-three billion, one hundred twenty million, one hundred thirty-two thousand, twenty-one".