222202011100220 has 12 divisors (see below), whose sum is σ = 466624223310504. Its totient is φ = 88880804440080.

The previous prime is 222202011100123. The next prime is 222202011100301. The reversal of 222202011100220 is 22001110202222.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5555050277486 + ... + 5555050277525.

It is an arithmetic number, because the mean of its divisors is an integer number (38885351942542).

Almost surely, 2^{222202011100220} is an apocalyptic number.

222202011100220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222202011100220 is an abundant number, since it is smaller than the sum of its proper divisors (244422212210284).

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

222202011100220 is a wasteful number, since it uses less digits than its factorization.

222202011100220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11110100555020 (or 11110100555018 counting only the distinct ones).

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

Adding to 222202011100220 its reverse (22001110202222), we get a palindrome (244203121302442).

The spelling of 222202011100220 in words is "two hundred twenty-two trillion, two hundred two billion, eleven million, one hundred thousand, two hundred twenty".