211102101199061 has 2 divisors, whose sum is σ = 211102101199062. Its totient is φ = 211102101199060.

The previous prime is 211102101199049. The next prime is 211102101199069. The reversal of 211102101199061 is 160991101201112.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 167684215098436 + 43417886100625 = 12949294^2 + 6589225^2 .

It is a cyclic number.

It is not a de Polignac number, because 211102101199061 - 2⁶ = 211102101198997 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (211102101199069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105551050599530 + 105551050599531.

It is an arithmetic number, because the mean of its divisors is an integer number (105551050599531).

Almost surely, 2^{211102101199061} is an apocalyptic number.

It is an amenable number.

211102101199061 is a deficient number, since it is larger than the sum of its proper divisors (1).

211102101199061 is an equidigital number, since it uses as much as digits as its factorization.

211102101199061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944, while the sum is 35.

The spelling of 211102101199061 in words is "two hundred eleven trillion, one hundred two billion, one hundred one million, one hundred ninety-nine thousand, sixty-one".