1002110221222 has 8 divisors (see below), whose sum is σ = 1639816725672. Its totient is φ = 455504646000.

The previous prime is 1002110221213. The next prime is 1002110221249. The reversal of 1002110221222 is 2221220112001.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 1002110221196 and 1002110221205.

It is a congruent number.

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, 22775232279 + ... + 22775232322.

It is an arithmetic number, because the mean of its divisors is an integer number (204977090709).

Almost surely, 2^{1002110221222} is an apocalyptic number.

1002110221222 is a deficient number, since it is larger than the sum of its proper divisors (637706504450).

1002110221222 is a wasteful number, since it uses less digits than its factorization.

1002110221222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45550464614.

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

Adding to 1002110221222 its reverse (2221220112001), we get a palindrome (3223330333223).

The spelling of 1002110221222 in words is "one trillion, two billion, one hundred ten million, two hundred twenty-one thousand, two hundred twenty-two".