222242021103100 has 72 divisors (see below), whose sum is σ = 503548357279968. Its totient is φ = 84978483744000.

The previous prime is 222242021103043. The next prime is 222242021103107. The reversal of 222242021103100 is 1301120242222.

It is a super-2 number, since 2×222242021103100² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222242021103107) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 26579551 + ... + 33925750.

It is an arithmetic number, because the mean of its divisors is an integer number (6993727184444).

Almost surely, 2^{222242021103100} is an apocalyptic number.

222242021103100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222242021103100 is an abundant number, since it is smaller than the sum of its proper divisors (281306336176868).

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

222242021103100 is a wasteful number, since it uses less digits than its factorization.

222242021103100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60506935 (or 60506928 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 222242021103100 its reverse (1301120242222), we get a palindrome (223543141345322).

The spelling of 222242021103100 in words is "two hundred twenty-two trillion, two hundred forty-two billion, twenty-one million, one hundred three thousand, one hundred".