12251222432243 has 8 divisors (see below), whose sum is σ = 12747960076608. Its totient is φ = 11764321177024.

The previous prime is 12251222432221. The next prime is 12251222432249. The reversal of 12251222432243 is 34223422215221.

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 12251222432243 - 2¹⁰ = 12251222431219 is a prime.

It is a super-2 number, since 2×12251222432243² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12251222432249) 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, 2459094746 + ... + 2459099727.

It is an arithmetic number, because the mean of its divisors is an integer number (1593495009576).

Almost surely, 2^{12251222432243} is an apocalyptic number.

12251222432243 is a deficient number, since it is larger than the sum of its proper divisors (496737644365).

12251222432243 is an equidigital number, since it uses as much as digits as its factorization.

12251222432243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4918194573.

The product of its digits is 92160, while the sum is 35.

Adding to 12251222432243 its reverse (34223422215221), we get a palindrome (46474644647464).

The spelling of 12251222432243 in words is "twelve trillion, two hundred fifty-one billion, two hundred twenty-two million, four hundred thirty-two thousand, two hundred forty-three".