233200021131 has 48 divisors (see below), whose sum is σ = 434443426560. Its totient is φ = 116965517760.

The previous prime is 233200021091. The next prime is 233200021133. The reversal of 233200021131 is 131120002332.

It is not a de Polignac number, because 233200021131 - 2¹⁹ = 233199496843 is a prime.

It is a super-2 number, since 2×233200021131² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (233200021133) 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 47 ways as a sum of consecutive naturals, for example, 5781765 + ... + 5821958.

It is an arithmetic number, because the mean of its divisors is an integer number (9050904720).

Almost surely, 2^233200021131 is an apocalyptic number.

233200021131 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

233200021131 is a deficient number, since it is larger than the sum of its proper divisors (201243405429).

233200021131 is a wasteful number, since it uses less digits than its factorization.

233200021131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11603776 (or 11603773 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 233200021131 its reverse (131120002332), we get a palindrome (364320023463).

The spelling of 233200021131 in words is "two hundred thirty-three billion, two hundred million, twenty-one thousand, one hundred thirty-one".