230133111311 has 2 divisors, whose sum is σ = 230133111312. Its totient is φ = 230133111310.

The previous prime is 230133111301. The next prime is 230133111349. The reversal of 230133111311 is 113111331032.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-230133111311 is a prime.

It is a super-2 number, since 2×230133111311² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (230133111301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115066555655 + 115066555656.

It is an arithmetic number, because the mean of its divisors is an integer number (115066555656).

Almost surely, 2^230133111311 is an apocalyptic number.

230133111311 is a deficient number, since it is larger than the sum of its proper divisors (1).

230133111311 is an equidigital number, since it uses as much as digits as its factorization.

230133111311 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 162, while the sum is 20.

Adding to 230133111311 its reverse (113111331032), we get a palindrome (343244442343).

The spelling of 230133111311 in words is "two hundred thirty billion, one hundred thirty-three million, one hundred eleven thousand, three hundred eleven".