23113120321111 has 2 divisors, whose sum is σ = 23113120321112. Its totient is φ = 23113120321110.

The previous prime is 23113120321103. The next prime is 23113120321147. The reversal of 23113120321111 is 11112302131132.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23113120321111 - 2³ = 23113120321103 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23113120325111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11556560160555 + 11556560160556.

It is an arithmetic number, because the mean of its divisors is an integer number (11556560160556).

Almost surely, 2^{23113120321111} is an apocalyptic number.

23113120321111 is a deficient number, since it is larger than the sum of its proper divisors (1).

23113120321111 is an equidigital number, since it uses as much as digits as its factorization.

23113120321111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 22.

Adding to 23113120321111 its reverse (11112302131132), we get a palindrome (34225422452243).

The spelling of 23113120321111 in words is "twenty-three trillion, one hundred thirteen billion, one hundred twenty million, three hundred twenty-one thousand, one hundred eleven".