1232143322013 has 12 divisors (see below), whose sum is σ = 1873434291040. Its totient is φ = 778195782216.

The previous prime is 1232143321999. The next prime is 1232143322029. The reversal of 1232143322013 is 3102233412321.

1232143322013 is a `hidden beast` number, since 1 + 2 + 3 + 2 + 1 + 433 + 220 + 1 + 3 = 666.

It is not a de Polignac number, because 1232143322013 - 2⁶ = 1232143321949 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1232143322063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3602758081 + ... + 3602758422.

Almost surely, 2^{1232143322013} is an apocalyptic number.

It is an amenable number.

1232143322013 is a deficient number, since it is larger than the sum of its proper divisors (641290969027).

1232143322013 is a wasteful number, since it uses less digits than its factorization.

1232143322013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7205516528 (or 7205516525 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 1232143322013 its reverse (3102233412321), we get a palindrome (4334376734334).

The spelling of 1232143322013 in words is "one trillion, two hundred thirty-two billion, one hundred forty-three million, three hundred twenty-two thousand, thirteen".