222010201112220 has 288 divisors, whose sum is σ = 689235679641600. Its totient is φ = 57818798894592.

The previous prime is 222010201112179. The next prime is 222010201112309. The reversal of 222010201112220 is 22211102010222.

It is a happy number.

222010201112220 is a `hidden beast` number, since 2 + 220 + 10 + 201 + 1 + 12 + 220 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 222010201112193 and 222010201112202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 11497747926 + ... + 11497767234.

It is an arithmetic number, because the mean of its divisors is an integer number (2393179443200).

Almost surely, 2^{222010201112220} is an apocalyptic number.

222010201112220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 222010201112220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (344617839820800).

222010201112220 is an abundant number, since it is smaller than the sum of its proper divisors (467225478529380).

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

222010201112220 is a wasteful number, since it uses less digits than its factorization.

222010201112220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22217 (or 22212 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 222010201112220 its reverse (22211102010222), we get a palindrome (244221303122442).

The spelling of 222010201112220 in words is "two hundred twenty-two trillion, ten billion, two hundred one million, one hundred twelve thousand, two hundred twenty".