233403331011 has 16 divisors (see below), whose sum is σ = 318815753760. Its totient is φ = 151797063680.

The previous prime is 233403331009. The next prime is 233403331033. The reversal of 233403331011 is 110133304332.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 233403331011 - 2¹ = 233403331009 is a prime.

It is a super-2 number, since 2×233403331011² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (233403331001) 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, 2127151 + ... + 2234183.

It is an arithmetic number, because the mean of its divisors is an integer number (19925984610).

Almost surely, 2^233403331011 is an apocalyptic number.

233403331011 is a deficient number, since it is larger than the sum of its proper divisors (85412422749).

233403331011 is a wasteful number, since it uses less digits than its factorization.

233403331011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124806.

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 233403331011 its reverse (110133304332), we get a palindrome (343536635343).

The spelling of 233403331011 in words is "two hundred thirty-three billion, four hundred three million, three hundred thirty-one thousand, eleven".