22144020100100 has 36 divisors (see below), whose sum is σ = 48660783427200. Its totient is φ = 8745486416160.

The previous prime is 22144020100091. The next prime is 22144020100171. The reversal of 22144020100100 is 100102044122.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1401512360 + ... + 1401528159.

Almost surely, 2^{22144020100100} is an apocalyptic number.

22144020100100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22144020100100 is an abundant number, since it is smaller than the sum of its proper divisors (26516763327100).

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

22144020100100 is a wasteful number, since it uses less digits than its factorization.

22144020100100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2803040612 (or 2803040605 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 22144020100100 its reverse (100102044122), we get a palindrome (22244122144222).

The spelling of 22144020100100 in words is "twenty-two trillion, one hundred forty-four billion, twenty million, one hundred thousand, one hundred".