233222211011 has 2 divisors, whose sum is σ = 233222211012. Its totient is φ = 233222211010.

The previous prime is 233222210981. The next prime is 233222211017. The reversal of 233222211011 is 110112222332.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-233222211011 is a prime.

It is not a weakly prime, because it can be changed into another prime (233222211017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116611105505 + 116611105506.

It is an arithmetic number, because the mean of its divisors is an integer number (116611105506).

Almost surely, 2^233222211011 is an apocalyptic number.

233222211011 is a deficient number, since it is larger than the sum of its proper divisors (1).

233222211011 is an equidigital number, since it uses as much as digits as its factorization.

233222211011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 233222211011 its reverse (110112222332), we get a palindrome (343334433343).

The spelling of 233222211011 in words is "two hundred thirty-three billion, two hundred twenty-two million, two hundred eleven thousand, eleven".