2111211110011 has 8 divisors (see below), whose sum is σ = 2156409506304. Its totient is φ = 2066211388800.

The previous prime is 2111211110003. The next prime is 2111211110051. The reversal of 2111211110011 is 1100111121112.

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 2111211110011 - 2³ = 2111211110003 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2111211109973 and 2111211110000.

It is not an unprimeable number, because it can be changed into a prime (2111211110051) 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, 49647291 + ... + 49689796.

It is an arithmetic number, because the mean of its divisors is an integer number (269551188288).

Almost surely, 2^{2111211110011} is an apocalyptic number.

2111211110011 is a deficient number, since it is larger than the sum of its proper divisors (45198396293).

2111211110011 is an equidigital number, since it uses as much as digits as its factorization.

2111211110011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99337541.

The product of its (nonzero) digits is 4, while the sum is 13.

Adding to 2111211110011 its reverse (1100111121112), we get a palindrome (3211322231123).

It can be divided in two parts, 2111211 and 110011, that added together give a palindrome (2221222).

The spelling of 2111211110011 in words is "two trillion, one hundred eleven billion, two hundred eleven million, one hundred ten thousand, eleven".