214625023251231 has 4 divisors (see below), whose sum is σ = 286166697668312. Its totient is φ = 143083348834152.

The previous prime is 214625023251193. The next prime is 214625023251269. The reversal of 214625023251231 is 132152320526412.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (214625023251193) and next prime (214625023251269).

It is not a de Polignac number, because 214625023251231 - 2⁷ = 214625023251103 is a prime.

It is a super-2 number, since 2×214625023251231² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 214625023251231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (214625023251131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35770837208536 + ... + 35770837208541.

It is an arithmetic number, because the mean of its divisors is an integer number (71541674417078).

Almost surely, 2^{214625023251231} is an apocalyptic number.

214625023251231 is a deficient number, since it is larger than the sum of its proper divisors (71541674417081).

214625023251231 is an equidigital number, since it uses as much as digits as its factorization.

214625023251231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71541674417080.

The product of its (nonzero) digits is 172800, while the sum is 39.

Adding to 214625023251231 its reverse (132152320526412), we get a palindrome (346777343777643).

The spelling of 214625023251231 in words is "two hundred fourteen trillion, six hundred twenty-five billion, twenty-three million, two hundred fifty-one thousand, two hundred thirty-one".