22244100344020 has 48 divisors (see below), whose sum is σ = 46739665703808. Its totient is φ = 8892487992960.

The previous prime is 22244100344003. The next prime is 22244100344057. The reversal of 22244100344020 is 2044300144222.

It is a super-2 number, since 2×22244100344020² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 22244100344020.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 345765097 + ... + 345829423.

It is an arithmetic number, because the mean of its divisors is an integer number (973743035496).

Almost surely, 2^{22244100344020} is an apocalyptic number.

22244100344020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22244100344020 is an abundant number, since it is smaller than the sum of its proper divisors (24495565359788).

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

22244100344020 is a wasteful number, since it uses less digits than its factorization.

22244100344020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74080 (or 74078 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 28.

Adding to 22244100344020 its reverse (2044300144222), we get a palindrome (24288400488242).

The spelling of 22244100344020 in words is "twenty-two trillion, two hundred forty-four billion, one hundred million, three hundred forty-four thousand, twenty".