12231375629 has 12 divisors (see below), whose sum is σ = 13577531100. Its totient is φ = 11009328000.

The previous prime is 12231375623. The next prime is 12231375683. The reversal of 12231375629 is 92657313221.

It can be written as a sum of positive squares in 2 ways, for example, as 9385153129 + 2846222500 = 96877^2 + 53350^2 .

It is not a de Polignac number, because 12231375629 - 2⁴ = 12231375613 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12231375623) 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 in 11 ways as a sum of consecutive naturals, for example, 488204 + ... + 512645.

It is an arithmetic number, because the mean of its divisors is an integer number (1131460925).

Almost surely, 2^12231375629 is an apocalyptic number.

It is an amenable number.

12231375629 is a deficient number, since it is larger than the sum of its proper divisors (1346155471).

12231375629 is a wasteful number, since it uses less digits than its factorization.

12231375629 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1000972 (or 1000961 counting only the distinct ones).

The product of its digits is 136080, while the sum is 41.

The spelling of 12231375629 in words is "twelve billion, two hundred thirty-one million, three hundred seventy-five thousand, six hundred twenty-nine".