12022256345 has 8 divisors (see below), whose sum is σ = 15738226560. Its totient is φ = 8743459120.

The previous prime is 12022256291. The next prime is 12022256357. The reversal of 12022256345 is 54365222021.

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

It is a de Polignac number, because none of the positive numbers 2^k-12022256345 is a prime.

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, 109293185 + ... + 109293294.

It is an arithmetic number, because the mean of its divisors is an integer number (1967278320).

Almost surely, 2^12022256345 is an apocalyptic number.

It is an amenable number.

12022256345 is a deficient number, since it is larger than the sum of its proper divisors (3715970215).

12022256345 is a wasteful number, since it uses less digits than its factorization.

12022256345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 218586495.

The product of its (nonzero) digits is 28800, while the sum is 32.

Adding to 12022256345 its reverse (54365222021), we get a palindrome (66387478366).

The spelling of 12022256345 in words is "twelve billion, twenty-two million, two hundred fifty-six thousand, three hundred forty-five".