214020442393 has 2 divisors, whose sum is σ = 214020442394. Its totient is φ = 214020442392.

The previous prime is 214020442357. The next prime is 214020442403. The reversal of 214020442393 is 393244020412.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 208640659984 + 5379782409 = 456772^2 + 73347^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-214020442393 is a prime.

It is not a weakly prime, because it can be changed into another prime (214020442303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107010221196 + 107010221197.

It is an arithmetic number, because the mean of its divisors is an integer number (107010221197).

Almost surely, 2^214020442393 is an apocalyptic number.

It is an amenable number.

214020442393 is a deficient number, since it is larger than the sum of its proper divisors (1).

214020442393 is an equidigital number, since it uses as much as digits as its factorization.

214020442393 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 41472, while the sum is 34.

The spelling of 214020442393 in words is "two hundred fourteen billion, twenty million, four hundred forty-two thousand, three hundred ninety-three".