1232436342321 has 12 divisors (see below), whose sum is σ = 1828298958772. Its totient is φ = 799418167776.

The previous prime is 1232436342317. The next prime is 1232436342343.

1232436342321 is a `hidden beast` number, since 1 + 2 + 324 + 3 + 6 + 3 + 4 + 2 + 321 = 666.

1232436342321 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 2 ways, for example, as 585055182321 + 647381160000 = 764889^2 + 804600^2 .

It is not a de Polignac number, because 1232436342321 - 2² = 1232436342317 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1232436342311) 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, 1850504686 + ... + 1850505351.

Almost surely, 2^{1232436342321} is an apocalyptic number.

It is an amenable number.

1232436342321 is a deficient number, since it is larger than the sum of its proper divisors (595862616451).

1232436342321 is a wasteful number, since it uses less digits than its factorization.

1232436342321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3701010080 (or 3701010077 counting only the distinct ones).

The product of its digits is 124416, while the sum is 36.

The spelling of 1232436342321 in words is "one trillion, two hundred thirty-two billion, four hundred thirty-six million, three hundred forty-two thousand, three hundred twenty-one".