1002020002211 has 4 divisors (see below), whose sum is σ = 1002057416424. Its totient is φ = 1001982588000.

The previous prime is 1002020002199. The next prime is 1002020002231. The reversal of 1002020002211 is 1122000202001.

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 1002020002211 - 2⁶ = 1002020002147 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1002020002192 and 1002020002201.

It is not an unprimeable number, because it can be changed into a prime (1002020002231) 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, 18666905 + ... + 18720506.

It is an arithmetic number, because the mean of its divisors is an integer number (250514354106).

Almost surely, 2^{1002020002211} is an apocalyptic number.

1002020002211 is a deficient number, since it is larger than the sum of its proper divisors (37414213).

1002020002211 is an equidigital number, since it uses as much as digits as its factorization.

1002020002211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37414212.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 1002020002211 its reverse (1122000202001), we get a palindrome (2124020204212).

The spelling of 1002020002211 in words is "one trillion, two billion, twenty million, two thousand, two hundred eleven".