211120211211012 has 36 divisors (see below), whose sum is σ = 533665518750000. Its totient is φ = 70373332474032.

The previous prime is 211120211210999. The next prime is 211120211211067. The reversal of 211120211211012 is 210112112021112.

It is a happy number.

211120211211012 is a `hidden beast` number, since 211 + 1 + 20 + 211 + 211 + 0 + 12 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 42695239 + ... + 47382737.

It is an arithmetic number, because the mean of its divisors is an integer number (14824042187500).

Almost surely, 2^{211120211211012} is an apocalyptic number.

It is an amenable number.

211120211211012 is an abundant number, since it is smaller than the sum of its proper divisors (322545307538988).

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

211120211211012 is a wasteful number, since it uses less digits than its factorization.

211120211211012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5938592 (or 5938587 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 18.

Adding to 211120211211012 its reverse (210112112021112), we get a palindrome (421232323232124).

The spelling of 211120211211012 in words is "two hundred eleven trillion, one hundred twenty billion, two hundred eleven million, two hundred eleven thousand, twelve".