1002220222211 has 8 divisors (see below), whose sum is σ = 1079325043104. Its totient is φ = 925116966720.

The previous prime is 1002220222207. The next prime is 1002220222217. The reversal of 1002220222211 is 1122220222001.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 1002220222211 - 2² = 1002220222207 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1002220222211.

It is not an unprimeable number, because it can be changed into a prime (1002220222217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1168730 + ... + 1835856.

It is an arithmetic number, because the mean of its divisors is an integer number (134915630388).

Almost surely, 2^{1002220222211} is an apocalyptic number.

1002220222211 is a deficient number, since it is larger than the sum of its proper divisors (77104820893).

1002220222211 is a wasteful number, since it uses less digits than its factorization.

1002220222211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 782701.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 1002220222211 its reverse (1122220222001), we get a palindrome (2124440444212).

The spelling of 1002220222211 in words is "one trillion, two billion, two hundred twenty million, two hundred twenty-two thousand, two hundred eleven".