30342152431 has 2 divisors, whose sum is σ = 30342152432. Its totient is φ = 30342152430.

The previous prime is 30342152413. The next prime is 30342152447. The reversal of 30342152431 is 13425124303.

It is a happy number.

Together with previous prime (30342152413) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 30342152431 - 2⁹ = 30342151919 is a prime.

It is a super-2 number, since 2×30342152431² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 30342152431.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30342152411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15171076215 + 15171076216.

It is an arithmetic number, because the mean of its divisors is an integer number (15171076216).

Almost surely, 2^30342152431 is an apocalyptic number.

30342152431 is a deficient number, since it is larger than the sum of its proper divisors (1).

30342152431 is an equidigital number, since it uses as much as digits as its factorization.

30342152431 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8640, while the sum is 28.

Adding to 30342152431 its reverse (13425124303), we get a palindrome (43767276734).

The spelling of 30342152431 in words is "thirty billion, three hundred forty-two million, one hundred fifty-two thousand, four hundred thirty-one".