211011202100011 has 4 divisors (see below), whose sum is σ = 211034413109224. Its totient is φ = 210987991090800.

The previous prime is 211011202100003. The next prime is 211011202100051. The reversal of 211011202100011 is 110001202110112.

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 211011202100011 - 2³ = 211011202100003 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 211011202099964 and 211011202100000.

It is not an unprimeable number, because it can be changed into a prime (211011202100051) 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, 11605490970 + ... + 11605509151.

It is an arithmetic number, because the mean of its divisors is an integer number (52758603277306).

Almost surely, 2^{211011202100011} is an apocalyptic number.

211011202100011 is a deficient number, since it is larger than the sum of its proper divisors (23211009213).

211011202100011 is an equidigital number, since it uses as much as digits as its factorization.

211011202100011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23211009212.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 211011202100011 its reverse (110001202110112), we get a palindrome (321012404210123).

The spelling of 211011202100011 in words is "two hundred eleven trillion, eleven billion, two hundred two million, one hundred thousand, eleven".