2312421427 has 2 divisors, whose sum is σ = 2312421428. Its totient is φ = 2312421426.

The previous prime is 2312421341. The next prime is 2312421539. The reversal of 2312421427 is 7241242132.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2312421427 - 2³¹ = 164937779 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2312421395 and 2312421404.

It is not a weakly prime, because it can be changed into another prime (2312427427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1156210713 + 1156210714.

It is an arithmetic number, because the mean of its divisors is an integer number (1156210714).

Almost surely, 2^2312421427 is an apocalyptic number.

2312421427 is a deficient number, since it is larger than the sum of its proper divisors (1).

2312421427 is an equidigital number, since it uses as much as digits as its factorization.

2312421427 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5376, while the sum is 28.

The square root of 2312421427 is about 48087.6431840863. The cubic root of 2312421427 is about 1322.3781407939.

Adding to 2312421427 its reverse (7241242132), we get a palindrome (9553663559).

It can be divided in two parts, 23124 and 21427, that added together give a triangular number (44551 = T₂₉₈).

The spelling of 2312421427 in words is "two billion, three hundred twelve million, four hundred twenty-one thousand, four hundred twenty-seven".