1000002211222 has 32 divisors (see below), whose sum is σ = 1724246054208. Its totient is φ = 426090018816.

The previous prime is 1000002211183. The next prime is 1000002211223. The reversal of 1000002211222 is 2221122000001.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1000002211223) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1490118 + ... + 2054374.

It is an arithmetic number, because the mean of its divisors is an integer number (53882689194).

Almost surely, 2^{1000002211222} is an apocalyptic number.

1000002211222 is a deficient number, since it is larger than the sum of its proper divisors (724243842986).

1000002211222 is a wasteful number, since it uses less digits than its factorization.

1000002211222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 565000.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 1000002211222 its reverse (2221122000001), we get a palindrome (3221124211223).

The spelling of 1000002211222 in words is "one trillion, two million, two hundred eleven thousand, two hundred twenty-two".