233120211011 has 2 divisors, whose sum is σ = 233120211012. Its totient is φ = 233120211010.

The previous prime is 233120210989. The next prime is 233120211061. The reversal of 233120211011 is 110112021332.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-233120211011 is a prime.

It is not a weakly prime, because it can be changed into another prime (233120211061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116560105505 + 116560105506.

It is an arithmetic number, because the mean of its divisors is an integer number (116560105506).

Almost surely, 2^233120211011 is an apocalyptic number.

233120211011 is a deficient number, since it is larger than the sum of its proper divisors (1).

233120211011 is an equidigital number, since it uses as much as digits as its factorization.

233120211011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 233120211011 its reverse (110112021332), we get a palindrome (343232232343).

The spelling of 233120211011 in words is "two hundred thirty-three billion, one hundred twenty million, two hundred eleven thousand, eleven".