10002111112211 has 4 divisors (see below), whose sum is σ = 10002117520872. Its totient is φ = 10002104703552.

The previous prime is 10002111112159. The next prime is 10002111112241. The reversal of 10002111112211 is 11221111120001.

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-10002111112211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10002111112241) 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, 829091 + ... + 4548803.

It is an arithmetic number, because the mean of its divisors is an integer number (2500529380218).

Almost surely, 2^{10002111112211} is an apocalyptic number.

10002111112211 is a deficient number, since it is larger than the sum of its proper divisors (6408661).

10002111112211 is an equidigital number, since it uses as much as digits as its factorization.

10002111112211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6408660.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 10002111112211 its reverse (11221111120001), we get a palindrome (21223222232212).

The spelling of 10002111112211 in words is "ten trillion, two billion, one hundred eleven million, one hundred twelve thousand, two hundred eleven".