1222211211002 has 8 divisors (see below), whose sum is σ = 1844294762016. Its totient is φ = 607446290332.

The previous prime is 1222211210939. The next prime is 1222211211031. The reversal of 1222211211002 is 2001121122221.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1829657168 + ... + 1829657835.

It is an arithmetic number, because the mean of its divisors is an integer number (230536845252).

Almost surely, 2^{1222211211002} is an apocalyptic number.

1222211211002 is a deficient number, since it is larger than the sum of its proper divisors (622083551014).

1222211211002 is a wasteful number, since it uses less digits than its factorization.

1222211211002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3659315172.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 1222211211002 its reverse (2001121122221), we get a palindrome (3223332333223).

The spelling of 1222211211002 in words is "one trillion, two hundred twenty-two billion, two hundred eleven million, two hundred eleven thousand, two".