30231432151 has 2 divisors, whose sum is σ = 30231432152. Its totient is φ = 30231432150.

The previous prime is 30231432103. The next prime is 30231432169. The reversal of 30231432151 is 15123413203.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-30231432151 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30231432181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15115716075 + 15115716076.

It is an arithmetic number, because the mean of its divisors is an integer number (15115716076).

Almost surely, 2^30231432151 is an apocalyptic number.

30231432151 is a deficient number, since it is larger than the sum of its proper divisors (1).

30231432151 is an equidigital number, since it uses as much as digits as its factorization.

30231432151 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2160, while the sum is 25.

Adding to 30231432151 its reverse (15123413203), we get a palindrome (45354845354).

The spelling of 30231432151 in words is "thirty billion, two hundred thirty-one million, four hundred thirty-two thousand, one hundred fifty-one".