222010220020220 has 24 divisors (see below), whose sum is σ = 467298185991504. Its totient is φ = 88598997732096.

The previous prime is 222010220020219. The next prime is 222010220020301. The reversal of 222010220020220 is 22020022010222.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12818133374 + ... + 12818150693.

It is an arithmetic number, because the mean of its divisors is an integer number (19470757749646).

Almost surely, 2^{222010220020220} is an apocalyptic number.

222010220020220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222010220020220 is an abundant number, since it is smaller than the sum of its proper divisors (245287965971284).

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

222010220020220 is a wasteful number, since it uses less digits than its factorization.

222010220020220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25636284509 (or 25636284507 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 17.

Adding to 222010220020220 its reverse (22020022010222), we get a palindrome (244030242030442).

The spelling of 222010220020220 in words is "two hundred twenty-two trillion, ten billion, two hundred twenty million, twenty thousand, two hundred twenty".