1232424043442 has 4 divisors (see below), whose sum is σ = 1848636065166. Its totient is φ = 616212021720.

The previous prime is 1232424043429. The next prime is 1232424043453. The reversal of 1232424043442 is 2443404242321.

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

It can be written as a sum of positive squares in only one way, i.e., 914699047201 + 317724996241 = 956399^2 + 563671^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 308106010859 + ... + 308106010862.

Almost surely, 2^{1232424043442} is an apocalyptic number.

1232424043442 is a deficient number, since it is larger than the sum of its proper divisors (616212021724).

1232424043442 is an equidigital number, since it uses as much as digits as its factorization.

1232424043442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 616212021723.

The product of its (nonzero) digits is 147456, while the sum is 35.

Adding to 1232424043442 its reverse (2443404242321), we get a palindrome (3675828285763).

The spelling of 1232424043442 in words is "one trillion, two hundred thirty-two billion, four hundred twenty-four million, forty-three thousand, four hundred forty-two".