22124121245400 has 192 divisors, whose sum is σ = 71652246775200. Its totient is φ = 5639925760000.

The previous prime is 22124121245399. The next prime is 22124121245453. The reversal of 22124121245400 is 454212142122.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4537161 + ... + 8051960.

Almost surely, 2^{22124121245400} is an apocalyptic number.

22124121245400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22124121245400 is an abundant number, since it is smaller than the sum of its proper divisors (49528125529800).

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

22124121245400 is a wasteful number, since it uses less digits than its factorization.

22124121245400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12589270 (or 12589261 counting only the distinct ones).

The product of its (nonzero) digits is 10240, while the sum is 30.

Adding to 22124121245400 its reverse (454212142122), we get a palindrome (22578333387522).

The spelling of 22124121245400 in words is "twenty-two trillion, one hundred twenty-four billion, one hundred twenty-one million, two hundred forty-five thousand, four hundred".