1000222100222 has 4 divisors (see below), whose sum is σ = 1500333150336. Its totient is φ = 500111050110.

The previous prime is 1000222100183. The next prime is 1000222100233. The reversal of 1000222100222 is 2220012220001.

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

It is a super-2 number, since 2×1000222100222² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1000222100197 and 1000222100206.

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, 250055525054 + ... + 250055525057.

It is an arithmetic number, because the mean of its divisors is an integer number (375083287584).

Almost surely, 2^{1000222100222} is an apocalyptic number.

1000222100222 is a deficient number, since it is larger than the sum of its proper divisors (500111050114).

1000222100222 is an equidigital number, since it uses as much as digits as its factorization.

1000222100222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 500111050113.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 1000222100222 its reverse (2220012220001), we get a palindrome (3220234320223).

It can be divided in two parts, 1000 and 222100222, that added together give a palindrome (222101222).

The spelling of 1000222100222 in words is "one trillion, two hundred twenty-two million, one hundred thousand, two hundred twenty-two".