23231002112147 has 2 divisors, whose sum is σ = 23231002112148. Its totient is φ = 23231002112146.

The previous prime is 23231002112081. The next prime is 23231002112161. The reversal of 23231002112147 is 74121120013232.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23231002112147 - 2⁴⁰ = 22131490484371 is a prime.

It is not a weakly prime, because it can be changed into another prime (23231002142147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11615501056073 + 11615501056074.

It is an arithmetic number, because the mean of its divisors is an integer number (11615501056074).

Almost surely, 2^{23231002112147} is an apocalyptic number.

23231002112147 is a deficient number, since it is larger than the sum of its proper divisors (1).

23231002112147 is an equidigital number, since it uses as much as digits as its factorization.

23231002112147 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4032, while the sum is 29.

Adding to 23231002112147 its reverse (74121120013232), we get a palindrome (97352122125379).

The spelling of 23231002112147 in words is "twenty-three trillion, two hundred thirty-one billion, two million, one hundred twelve thousand, one hundred forty-seven".