12022453400 has 48 divisors (see below), whose sum is σ = 28410465840. Its totient is φ = 4730140800.

The previous prime is 12022453369. The next prime is 12022453453. The reversal of 12022453400 is 435422021.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 480524 + ... + 504923.

It is an arithmetic number, because the mean of its divisors is an integer number (591884705).

Almost surely, 2^12022453400 is an apocalyptic number.

12022453400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12022453400 is an abundant number, since it is smaller than the sum of its proper divisors (16388012440).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12022453400 is a wasteful number, since it uses less digits than its factorization.

12022453400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 985524 (or 985515 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 23.

Adding to 12022453400 its reverse (435422021), we get a palindrome (12457875421).

The spelling of 12022453400 in words is "twelve billion, twenty-two million, four hundred fifty-three thousand, four hundred".