12251542250342 has 4 divisors (see below), whose sum is σ = 18377313375516. Its totient is φ = 6125771125170.

The previous prime is 12251542250309. The next prime is 12251542250369. The reversal of 12251542250342 is 24305224515221.

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

It is a junction number, because it is equal to n+sod(n) for n = 12251542250296 and 12251542250305.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3062885562584 + ... + 3062885562587.

It is an arithmetic number, because the mean of its divisors is an integer number (4594328343879).

Almost surely, 2^{12251542250342} is an apocalyptic number.

12251542250342 is a deficient number, since it is larger than the sum of its proper divisors (6125771125174).

12251542250342 is an equidigital number, since it uses as much as digits as its factorization.

12251542250342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6125771125173.

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

Adding to 12251542250342 its reverse (24305224515221), we get a palindrome (36556766765563).

The spelling of 12251542250342 in words is "twelve trillion, two hundred fifty-one billion, five hundred forty-two million, two hundred fifty thousand, three hundred forty-two".