20120414112251 has 2 divisors, whose sum is σ = 20120414112252. Its totient is φ = 20120414112250.

The previous prime is 20120414112229. The next prime is 20120414112283. The reversal of 20120414112251 is 15221141402102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20120414112251 - 2¹⁸ = 20120413850107 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 20120414112251.

It is not a weakly prime, because it can be changed into another prime (20120414112451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10060207056125 + 10060207056126.

It is an arithmetic number, because the mean of its divisors is an integer number (10060207056126).

Almost surely, 2^{20120414112251} is an apocalyptic number.

20120414112251 is a deficient number, since it is larger than the sum of its proper divisors (1).

20120414112251 is an equidigital number, since it uses as much as digits as its factorization.

20120414112251 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1280, while the sum is 26.

Adding to 20120414112251 its reverse (15221141402102), we get a palindrome (35341555514353).

The spelling of 20120414112251 in words is "twenty trillion, one hundred twenty billion, four hundred fourteen million, one hundred twelve thousand, two hundred fifty-one".