211120011100 has 36 divisors (see below), whose sum is σ = 468784629544. Its totient is φ = 82484095680.

The previous prime is 211120011019. The next prime is 211120011101. The reversal of 211120011100 is 1110021112.

211120011100 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211120011101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24544539 + ... + 24553138.

Almost surely, 2^211120011100 is an apocalyptic number.

211120011100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

211120011100 is an abundant number, since it is smaller than the sum of its proper divisors (257664618444).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

211120011100 is a wasteful number, since it uses less digits than its factorization.

211120011100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49097734 (or 49097727 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 211120011100 its reverse (1110021112), we get a palindrome (212230032212).

The spelling of 211120011100 in words is "two hundred eleven billion, one hundred twenty million, eleven thousand, one hundred".