220101021120222 has 96 divisors (see below), whose sum is σ = 545035908178944. Its totient is φ = 63582384412800.

The previous prime is 220101021120203. The next prime is 220101021120223. The reversal of 220101021120222 is 222021120101022.

It is a happy number.

220101021120222 is a `hidden beast` number, since 2 + 201 + 0 + 10 + 211 + 20 + 222 = 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 = 220101021120195 and 220101021120204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220101021120223) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 267191383 + ... + 268013874.

It is an arithmetic number, because the mean of its divisors is an integer number (5677457376864).

Almost surely, 2^{220101021120222} is an apocalyptic number.

220101021120222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

220101021120222 is an abundant number, since it is smaller than the sum of its proper divisors (324934887058722).

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

220101021120222 is a wasteful number, since it uses less digits than its factorization.

220101021120222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 535205374 (or 535205371 counting only the distinct ones).

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

Adding to 220101021120222 its reverse (222021120101022), we get a palindrome (442122141221244).

The spelling of 220101021120222 in words is "two hundred twenty trillion, one hundred one billion, twenty-one million, one hundred twenty thousand, two hundred twenty-two".