12422143520251 has 8 divisors (see below), whose sum is σ = 12430025571600. Its totient is φ = 12414261988128.

The previous prime is 12422143520243. The next prime is 12422143520279. The reversal of 12422143520251 is 15202534122421.

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

It is a cyclic number.

It is not a de Polignac number, because 12422143520251 - 2³ = 12422143520243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12422143520221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55146985 + ... + 55371781.

It is an arithmetic number, because the mean of its divisors is an integer number (1553753196450).

Almost surely, 2^{12422143520251} is an apocalyptic number.

12422143520251 is a deficient number, since it is larger than the sum of its proper divisors (7882051349).

12422143520251 is a wasteful number, since it uses less digits than its factorization.

12422143520251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 259613.

The product of its (nonzero) digits is 38400, while the sum is 34.

Adding to 12422143520251 its reverse (15202534122421), we get a palindrome (27624677642672).

The spelling of 12422143520251 in words is "twelve trillion, four hundred twenty-two billion, one hundred forty-three million, five hundred twenty thousand, two hundred fifty-one".