220221202000222 has 4 divisors (see below), whose sum is σ = 330331803000336. Its totient is φ = 110110601000110.

The previous prime is 220221202000211. The next prime is 220221202000223. The reversal of 220221202000222 is 222000202122022.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 220221202000222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220221202000223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55055300500054 + ... + 55055300500057.

It is an arithmetic number, because the mean of its divisors is an integer number (82582950750084).

Almost surely, 2^{220221202000222} is an apocalyptic number.

220221202000222 is a deficient number, since it is larger than the sum of its proper divisors (110110601000114).

220221202000222 is a wasteful number, since it uses less digits than its factorization.

220221202000222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110110601000113.

The product of its (nonzero) digits is 512, while the sum is 19.

Adding to 220221202000222 its reverse (222000202122022), we get a palindrome (442221404122244).

The spelling of 220221202000222 in words is "two hundred twenty trillion, two hundred twenty-one billion, two hundred two million, two hundred twenty-two", and thus it is an aban number.