233011222131 has 8 divisors (see below), whose sum is σ = 310721527440. Its totient is φ = 155320865792.

The previous prime is 233011222117. The next prime is 233011222153. The reversal of 233011222131 is 131222110332.

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 233011222131 - 2¹⁷ = 233011091059 is a prime.

It is a super-2 number, since 2×233011222131² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 233011222098 and 233011222107.

It is not an unprimeable number, because it can be changed into a prime (233011222231) 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 7 ways as a sum of consecutive naturals, for example, 4959966 + ... + 5006723.

It is an arithmetic number, because the mean of its divisors is an integer number (38840190930).

Almost surely, 2^233011222131 is an apocalyptic number.

233011222131 is a deficient number, since it is larger than the sum of its proper divisors (77710305309).

233011222131 is an equidigital number, since it uses as much as digits as its factorization.

233011222131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9974485.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 233011222131 its reverse (131222110332), we get a palindrome (364233332463).

The spelling of 233011222131 in words is "two hundred thirty-three billion, eleven million, two hundred twenty-two thousand, one hundred thirty-one".