211233101113 has 2 divisors, whose sum is σ = 211233101114. Its totient is φ = 211233101112.

The previous prime is 211233101087. The next prime is 211233101161. The reversal of 211233101113 is 311101332112.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 205704881209 + 5528219904 = 453547^2 + 74352^2 .

It is a cyclic number.

It is not a de Polignac number, because 211233101113 - 2³³ = 202643166521 is a prime.

It is not a weakly prime, because it can be changed into another prime (211233104113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105616550556 + 105616550557.

It is an arithmetic number, because the mean of its divisors is an integer number (105616550557).

Almost surely, 2^211233101113 is an apocalyptic number.

It is an amenable number.

211233101113 is a deficient number, since it is larger than the sum of its proper divisors (1).

211233101113 is an equidigital number, since it uses as much as digits as its factorization.

211233101113 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108, while the sum is 19.

Adding to 211233101113 its reverse (311101332112), we get a palindrome (522334433225).

The spelling of 211233101113 in words is "two hundred eleven billion, two hundred thirty-three million, one hundred one thousand, one hundred thirteen".