12052401254242 has 16 divisors (see below), whose sum is σ = 19032381626400. Its totient is φ = 5708349858240.

The previous prime is 12052401254213. The next prime is 12052401254263. The reversal of 12052401254242 is 24245210425021.

It is a junction number, because it is equal to n+sod(n) for n = 12052401254198 and 12052401254207.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 18630984 + ... + 19267027.

It is an arithmetic number, because the mean of its divisors is an integer number (1189523851650).

Almost surely, 2^{12052401254242} is an apocalyptic number.

12052401254242 is a deficient number, since it is larger than the sum of its proper divisors (6979980372158).

12052401254242 is a wasteful number, since it uses less digits than its factorization.

12052401254242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37906401.

The product of its (nonzero) digits is 51200, while the sum is 34.

Adding to 12052401254242 its reverse (24245210425021), we get a palindrome (36297611679263).

The spelling of 12052401254242 in words is "twelve trillion, fifty-two billion, four hundred one million, two hundred fifty-four thousand, two hundred forty-two".