1000221110222 has 8 divisors (see below), whose sum is σ = 1503104923272. Its totient is φ = 499186135800.

The previous prime is 1000221110221. The next prime is 1000221110261. The reversal of 1000221110222 is 2220111220001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 1000221110197 and 1000221110206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1000221110221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 462208304 + ... + 462210467.

It is an arithmetic number, because the mean of its divisors is an integer number (187888115409).

Almost surely, 2^{1000221110222} is an apocalyptic number.

1000221110222 is a deficient number, since it is larger than the sum of its proper divisors (502883813050).

1000221110222 is an equidigital number, since it uses as much as digits as its factorization.

1000221110222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 924419314.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 1000221110222 its reverse (2220111220001), we get a palindrome (3220332330223).

The spelling of 1000221110222 in words is "one trillion, two hundred twenty-one million, one hundred ten thousand, two hundred twenty-two".