232402131123431 has 4 divisors (see below), whose sum is σ = 232999565908200. Its totient is φ = 231804696338664.

The previous prime is 232402131123419. The next prime is 232402131123439. The reversal of 232402131123431 is 134321131204232.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 232402131123431 - 2⁶ = 232402131123367 is a prime.

It is a super-2 number, since 2×232402131123431² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (232402131123439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 298717391801 + ... + 298717392578.

It is an arithmetic number, because the mean of its divisors is an integer number (58249891477050).

Almost surely, 2^{232402131123431} is an apocalyptic number.

232402131123431 is a deficient number, since it is larger than the sum of its proper divisors (597434784769).

232402131123431 is an equidigital number, since it uses as much as digits as its factorization.

232402131123431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 597434784768.

The product of its (nonzero) digits is 20736, while the sum is 32.

Adding to 232402131123431 its reverse (134321131204232), we get a palindrome (366723262327663).

The spelling of 232402131123431 in words is "two hundred thirty-two trillion, four hundred two billion, one hundred thirty-one million, one hundred twenty-three thousand, four hundred thirty-one".