211120111222000 has 80 divisors (see below), whose sum is σ = 510575735124000. Its totient is φ = 84433601779200.

The previous prime is 211120111221959. The next prime is 211120111222037. The reversal of 211120111222000 is 222111021112.

211120111222000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (80).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2674231 + ... + 20721769.

It is an arithmetic number, because the mean of its divisors is an integer number (6382196689050).

Almost surely, 2^{211120111222000} is an apocalyptic number.

211120111222000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

211120111222000 is an abundant number, since it is smaller than the sum of its proper divisors (299455623902000).

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

211120111222000 is a wasteful number, since it uses less digits than its factorization.

211120111222000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18053411 (or 18053395 counting only the distinct ones).

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

Adding to 211120111222000 its reverse (222111021112), we get a palindrome (211342222243112).

The spelling of 211120111222000 in words is "two hundred eleven trillion, one hundred twenty billion, one hundred eleven million, two hundred twenty-two thousand".