1022002002211 has 4 divisors (see below), whose sum is σ = 1022028261832. Its totient is φ = 1021975742592.

The previous prime is 1022002002191. The next prime is 1022002002239. The reversal of 1022002002211 is 1122002002201.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1022002002211 - 2¹¹ = 1022002000163 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1022002002191 and 1022002002200.

It is not an unprimeable number, because it can be changed into a prime (1022002002271) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13071345 + ... + 13149298.

It is an arithmetic number, because the mean of its divisors is an integer number (255507065458).

Almost surely, 2^{1022002002211} is an apocalyptic number.

1022002002211 is a deficient number, since it is larger than the sum of its proper divisors (26259621).

1022002002211 is an equidigital number, since it uses as much as digits as its factorization.

1022002002211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26259620.

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

Adding to 1022002002211 its reverse (1122002002201), we get a palindrome (2144004004412).

The spelling of 1022002002211 in words is "one trillion, twenty-two billion, two million, two thousand, two hundred eleven".