233221131101 has 16 divisors (see below), whose sum is σ = 275788592640. Its totient is φ = 192969168000.

The previous prime is 233221131097. The next prime is 233221131107. The reversal of 233221131101 is 101131122332.

It is a happy number.

It is not a de Polignac number, because 233221131101 - 2² = 233221131097 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (233221131107) 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, 843545 + ... + 1085361.

It is an arithmetic number, because the mean of its divisors is an integer number (17236787040).

Almost surely, 2^233221131101 is an apocalyptic number.

It is an amenable number.

233221131101 is a deficient number, since it is larger than the sum of its proper divisors (42567461539).

233221131101 is a wasteful number, since it uses less digits than its factorization.

233221131101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 246604.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 233221131101 its reverse (101131122332), we get a palindrome (334352253433).

The spelling of 233221131101 in words is "two hundred thirty-three billion, two hundred twenty-one million, one hundred thirty-one thousand, one hundred one".