211100110121011 has 8 divisors (see below), whose sum is σ = 211136987957760. Its totient is φ = 211063234195968.

The previous prime is 211100110120973. The next prime is 211100110121023. The reversal of 211100110121011 is 110121011001112.

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 211100110121011 - 2¹⁵ = 211100110088243 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 211100110120982 and 211100110121000.

It is not an unprimeable number, because it can be changed into a prime (211100110191011) 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, 230041230 + ... + 230957068.

It is an arithmetic number, because the mean of its divisors is an integer number (26392123494720).

Almost surely, 2^{211100110121011} is an apocalyptic number.

211100110121011 is a deficient number, since it is larger than the sum of its proper divisors (36877836749).

211100110121011 is an equidigital number, since it uses as much as digits as its factorization.

211100110121011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 955853.

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

Adding to 211100110121011 its reverse (110121011001112), we get a palindrome (321221121122123).

The spelling of 211100110121011 in words is "two hundred eleven trillion, one hundred billion, one hundred ten million, one hundred twenty-one thousand, eleven".