211120020211120 has 20 divisors (see below), whose sum is σ = 490854046991040. Its totient is φ = 84448008084416.

The previous prime is 211120020211103. The next prime is 211120020211129. The reversal of 211120020211120 is 21112020021112.

It is a tau number, because it is divible by the number of its divisors (20).

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a junction number, because it is equal to n+sod(n) for n = 211120020211094 and 211120020211103.

It is not an unprimeable number, because it can be changed into a prime (211120020211129) 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, 1319500126240 + ... + 1319500126399.

It is an arithmetic number, because the mean of its divisors is an integer number (24542702349552).

Almost surely, 2^{211120020211120} is an apocalyptic number.

211120020211120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

211120020211120 is an abundant number, since it is smaller than the sum of its proper divisors (279734026779920).

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

211120020211120 is a wasteful number, since it uses less digits than its factorization.

211120020211120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2639000252652 (or 2639000252646 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 211120020211120 its reverse (21112020021112), we get a palindrome (232232040232232).

The spelling of 211120020211120 in words is "two hundred eleven trillion, one hundred twenty billion, twenty million, two hundred eleven thousand, one hundred twenty".