10000220101211 has 4 divisors (see below), whose sum is σ = 10000227559392. Its totient is φ = 10000212643032.

The previous prime is 10000220101177. The next prime is 10000220101213. The reversal of 10000220101211 is 11210102200001.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10000220101211 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10000220101192 and 10000220101201.

It is not an unprimeable number, because it can be changed into a prime (10000220101213) 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, 1099955 + ... + 4605468.

It is an arithmetic number, because the mean of its divisors is an integer number (2500056889848).

Almost surely, 2^{10000220101211} is an apocalyptic number.

10000220101211 is a deficient number, since it is larger than the sum of its proper divisors (7458181).

10000220101211 is an equidigital number, since it uses as much as digits as its factorization.

10000220101211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7458180.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 10000220101211 its reverse (11210102200001), we get a palindrome (21210322301212).

The spelling of 10000220101211 in words is "ten trillion, two hundred twenty million, one hundred one thousand, two hundred eleven".