2202221000222 has 4 divisors (see below), whose sum is σ = 3303331500336. Its totient is φ = 1101110500110.

The previous prime is 2202221000207. The next prime is 2202221000267. The reversal of 2202221000222 is 2220001222022.

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

It is a super-2 number, since 2×2202221000222² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2202221000222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550555250054 + ... + 550555250057.

It is an arithmetic number, because the mean of its divisors is an integer number (825832875084).

Almost surely, 2^{2202221000222} is an apocalyptic number.

2202221000222 is a deficient number, since it is larger than the sum of its proper divisors (1101110500114).

2202221000222 is a wasteful number, since it uses less digits than its factorization.

2202221000222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1101110500113.

The product of its (nonzero) digits is 256, while the sum is 17.

Adding to 2202221000222 its reverse (2220001222022), we get a palindrome (4422222222244).

The spelling of 2202221000222 in words is "two trillion, two hundred two billion, two hundred twenty-one million, two hundred twenty-two", and thus it is an aban number.