20002211001211 has 8 divisors (see below), whose sum is σ = 20127584820224. Its totient is φ = 19877222356200.

The previous prime is 20002211001203. The next prime is 20002211001221. The reversal of 20002211001211 is 11210011220002.

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 20002211001211 - 2³ = 20002211001203 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20002211001191 and 20002211001200.

It is not an unprimeable number, because it can be changed into a prime (20002211001221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 96189315 + ... + 96397036.

It is an arithmetic number, because the mean of its divisors is an integer number (2515948102528).

Almost surely, 2^{20002211001211} is an apocalyptic number.

20002211001211 is a deficient number, since it is larger than the sum of its proper divisors (125373819013).

20002211001211 is a wasteful number, since it uses less digits than its factorization.

20002211001211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192587001.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 20002211001211 its reverse (11210011220002), we get a palindrome (31212222221213).

The spelling of 20002211001211 in words is "twenty trillion, two billion, two hundred eleven million, one thousand, two hundred eleven".