211032043326109 has 2 divisors, whose sum is σ = 211032043326110. Its totient is φ = 211032043326108.

The previous prime is 211032043326101. The next prime is 211032043326161. The reversal of 211032043326109 is 901623340230112.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 182847783382884 + 28184259943225 = 13522122^2 + 5308885^2 .

It is a cyclic number.

It is not a de Polignac number, because 211032043326109 - 2³ = 211032043326101 is a prime.

It is a super-2 number, since 2×211032043326109² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (211032043326101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105516021663054 + 105516021663055.

It is an arithmetic number, because the mean of its divisors is an integer number (105516021663055).

Almost surely, 2^{211032043326109} is an apocalyptic number.

It is an amenable number.

211032043326109 is a deficient number, since it is larger than the sum of its proper divisors (1).

211032043326109 is an equidigital number, since it uses as much as digits as its factorization.

211032043326109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 46656, while the sum is 37.

The spelling of 211032043326109 in words is "two hundred eleven trillion, thirty-two billion, forty-three million, three hundred twenty-six thousand, one hundred nine".