211121199859033 has 2 divisors, whose sum is σ = 211121199859034. Its totient is φ = 211121199859032.

The previous prime is 211121199858917. The next prime is 211121199859049. The reversal of 211121199859033 is 330958991121112.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 107872901171344 + 103248298687689 = 10386188^2 + 10161117^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-211121199859033 is a prime.

It is a super-2 number, since 2×211121199859033² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (211121199859433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105560599929516 + 105560599929517.

It is an arithmetic number, because the mean of its divisors is an integer number (105560599929517).

Almost surely, 2^{211121199859033} is an apocalyptic number.

It is an amenable number.

211121199859033 is a deficient number, since it is larger than the sum of its proper divisors (1).

211121199859033 is an equidigital number, since it uses as much as digits as its factorization.

211121199859033 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1049760, while the sum is 55.

The spelling of 211121199859033 in words is "two hundred eleven trillion, one hundred twenty-one billion, one hundred ninety-nine million, eight hundred fifty-nine thousand, thirty-three".