1002211201222 has 16 divisors (see below), whose sum is σ = 1874265103872. Its totient is φ = 390471896520.

The previous prime is 1002211201193. The next prime is 1002211201237. The reversal of 1002211201222 is 2221021122001.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1002211201196 and 1002211201205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3253932318 + ... + 3253932625.

It is an arithmetic number, because the mean of its divisors is an integer number (117141568992).

Almost surely, 2^{1002211201222} is an apocalyptic number.

1002211201222 is a deficient number, since it is larger than the sum of its proper divisors (872053902650).

1002211201222 is a wasteful number, since it uses less digits than its factorization.

1002211201222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6507864963.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 1002211201222 its reverse (2221021122001), we get a palindrome (3223232323223).

The spelling of 1002211201222 in words is "one trillion, two billion, two hundred eleven million, two hundred one thousand, two hundred twenty-two".