12542110322122 has 8 divisors (see below), whose sum is σ = 18836024738976. Its totient is φ = 6263435409132.

The previous prime is 12542110322107. The next prime is 12542110322167. The reversal of 12542110322122 is 22122301124521.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3809873908 + ... + 3809877199.

It is an arithmetic number, because the mean of its divisors is an integer number (2354503092372).

Almost surely, 2^{12542110322122} is an apocalyptic number.

12542110322122 is a deficient number, since it is larger than the sum of its proper divisors (6293914416854).

12542110322122 is an equidigital number, since it uses as much as digits as its factorization.

12542110322122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7619751932.

The product of its (nonzero) digits is 3840, while the sum is 28.

Adding to 12542110322122 its reverse (22122301124521), we get a palindrome (34664411446643).

The spelling of 12542110322122 in words is "twelve trillion, five hundred forty-two billion, one hundred ten million, three hundred twenty-two thousand, one hundred twenty-two".