214917236431 has 2 divisors, whose sum is σ = 214917236432. Its totient is φ = 214917236430.

The previous prime is 214917236419. The next prime is 214917236437. The reversal of 214917236431 is 134632719412.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 214917236431 - 2¹¹ = 214917234383 is a prime.

It is a super-2 number, since 2×214917236431² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (214917236437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107458618215 + 107458618216.

It is an arithmetic number, because the mean of its divisors is an integer number (107458618216).

Almost surely, 2^214917236431 is an apocalyptic number.

214917236431 is a deficient number, since it is larger than the sum of its proper divisors (1).

214917236431 is an equidigital number, since it uses as much as digits as its factorization.

214917236431 is an evil number, because the sum of its binary digits is even.

The product of its digits is 217728, while the sum is 43.

The spelling of 214917236431 in words is "two hundred fourteen billion, nine hundred seventeen million, two hundred thirty-six thousand, four hundred thirty-one".