12238269129 has 64 divisors (see below), whose sum is σ = 18864679680. Its totient is φ = 7835927040.

The previous prime is 12238269101. The next prime is 12238269137. The reversal of 12238269129 is 92196283221.

It is not a de Polignac number, because 12238269129 - 2⁵ = 12238269097 is a prime.

It is a super-3 number, since 3×12238269129³ (a number of 31 digits) contains 333 as substring.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (12238261129) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 32810187 + ... + 32810559.

It is an arithmetic number, because the mean of its divisors is an integer number (294760620).

Almost surely, 2^12238269129 is an apocalyptic number.

It is an amenable number.

12238269129 is a deficient number, since it is larger than the sum of its proper divisors (6626410551).

12238269129 is a wasteful number, since it uses less digits than its factorization.

12238269129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 807 (or 801 counting only the distinct ones).

The product of its digits is 186624, while the sum is 45.

The spelling of 12238269129 in words is "twelve billion, two hundred thirty-eight million, two hundred sixty-nine thousand, one hundred twenty-nine".