222220130100 has 36 divisors (see below), whose sum is σ = 642956910624. Its totient is φ = 59258701280.

The previous prime is 222220130089. The next prime is 222220130117. The reversal of 222220130100 is 1031022222.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 222220130100.

It is a congruent number.

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, 370366584 + ... + 370367183.

It is an arithmetic number, because the mean of its divisors is an integer number (17859914184).

Almost surely, 2^222220130100 is an apocalyptic number.

222220130100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222220130100 is an abundant number, since it is smaller than the sum of its proper divisors (420736780524).

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

222220130100 is a wasteful number, since it uses less digits than its factorization.

222220130100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 740733784 (or 740733777 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 222220130100 its reverse (1031022222), we get a palindrome (223251152322).

The spelling of 222220130100 in words is "two hundred twenty-two billion, two hundred twenty million, one hundred thirty thousand, one hundred".