12052243515242 has 16 divisors (see below), whose sum is σ = 20661643449792. Its totient is φ = 5165083579200.

The previous prime is 12052243515233. The next prime is 12052243515281. The reversal of 12052243515242 is 24251534225021.

12052243515242 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 12052243515196 and 12052243515205.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13178588 + ... + 14063415.

It is an arithmetic number, because the mean of its divisors is an integer number (1291352715612).

Almost surely, 2^{12052243515242} is an apocalyptic number.

12052243515242 is a deficient number, since it is larger than the sum of its proper divisors (8609399934550).

12052243515242 is a wasteful number, since it uses less digits than its factorization.

12052243515242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27273613.

The product of its (nonzero) digits is 192000, while the sum is 38.

The spelling of 12052243515242 in words is "twelve trillion, fifty-two billion, two hundred forty-three million, five hundred fifteen thousand, two hundred forty-two".