12022454450 has 48 divisors (see below), whose sum is σ = 22533914880. Its totient is φ = 4772080320.

The previous prime is 12022454449. The next prime is 12022454491. The reversal of 12022454450 is 5445422021.

It is a super-2 number, since 2×12022454450² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5431544 + ... + 5433756.

It is an arithmetic number, because the mean of its divisors is an integer number (469456560).

Almost surely, 2^12022454450 is an apocalyptic number.

12022454450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12022454450 is a deficient number, since it is larger than the sum of its proper divisors (10511460430).

12022454450 is a wasteful number, since it uses less digits than its factorization.

12022454450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3011 (or 3006 counting only the distinct ones).

The product of its (nonzero) digits is 12800, while the sum is 29.

Adding to 12022454450 its reverse (5445422021), we get a palindrome (17467876471).

The spelling of 12022454450 in words is "twelve billion, twenty-two million, four hundred fifty-four thousand, four hundred fifty".