211112011049 has 2 divisors, whose sum is σ = 211112011050. Its totient is φ = 211112011048.

The previous prime is 211112011021. The next prime is 211112011091. The reversal of 211112011049 is 940110211112.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 178162500649 + 32949510400 = 422093^2 + 181520^2 .

It is a cyclic number.

It is not a de Polignac number, because 211112011049 - 2⁸ = 211112010793 is a prime.

It is not a weakly prime, because it can be changed into another prime (211112011549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105556005524 + 105556005525.

It is an arithmetic number, because the mean of its divisors is an integer number (105556005525).

Almost surely, 2^211112011049 is an apocalyptic number.

It is an amenable number.

211112011049 is a deficient number, since it is larger than the sum of its proper divisors (1).

211112011049 is an equidigital number, since it uses as much as digits as its factorization.

211112011049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 23.

The spelling of 211112011049 in words is "two hundred eleven billion, one hundred twelve million, eleven thousand, forty-nine".