220221011202222 has 16 divisors (see below), whose sum is σ = 440483845911552. Its totient is φ = 73400033149560.

The previous prime is 220221011202191. The next prime is 220221011202229. The reversal of 220221011202222 is 222202110122022.

It is a super-2 number, since 2×220221011202222² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220221011202229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1742577678 + ... + 1742704049.

It is an arithmetic number, because the mean of its divisors is an integer number (27530240369472).

Almost surely, 2^{220221011202222} is an apocalyptic number.

220221011202222 is an abundant number, since it is smaller than the sum of its proper divisors (220262834709330).

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

220221011202222 is a wasteful number, since it uses less digits than its factorization.

220221011202222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3485292263.

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 220221011202222 its reverse (222202110122022), we get a palindrome (442423121324244).

The spelling of 220221011202222 in words is "two hundred twenty trillion, two hundred twenty-one billion, eleven million, two hundred two thousand, two hundred twenty-two".