214033444343981 has 2 divisors, whose sum is σ = 214033444343982. Its totient is φ = 214033444343980.

The previous prime is 214033444343959. The next prime is 214033444344019. The reversal of 214033444343981 is 189343444330412.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 174593675292100 + 39439769051881 = 13213390^2 + 6280109^2 .

It is a cyclic number.

It is not a de Polignac number, because 214033444343981 - 2³⁰ = 214032370602157 is a prime.

It is a super-2 number, since 2×214033444343981² (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 (214033444343951) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107016722171990 + 107016722171991.

It is an arithmetic number, because the mean of its divisors is an integer number (107016722171991).

Almost surely, 2^{214033444343981} is an apocalyptic number.

It is an amenable number.

214033444343981 is a deficient number, since it is larger than the sum of its proper divisors (1).

214033444343981 is an equidigital number, since it uses as much as digits as its factorization.

214033444343981 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11943936, while the sum is 53.

The spelling of 214033444343981 in words is "two hundred fourteen trillion, thirty-three billion, four hundred forty-four million, three hundred forty-three thousand, nine hundred eighty-one".