211120020201012 has 96 divisors (see below), whose sum is σ = 532884495306240. Its totient is φ = 64669028382720.

The previous prime is 211120020200989. The next prime is 211120020201089. The reversal of 211120020201012 is 210102020021112.

It is a junction number, because it is equal to n+sod(n) for n = 211120020200982 and 211120020201000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 112723914 + ... + 114581502.

It is an arithmetic number, because the mean of its divisors is an integer number (5550880159440).

Almost surely, 2^{211120020201012} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 211120020201012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (266442247653120).

211120020201012 is an abundant number, since it is smaller than the sum of its proper divisors (321764475105228).

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

211120020201012 is a wasteful number, since it uses less digits than its factorization.

211120020201012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1860873 (or 1860871 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 211120020201012 its reverse (210102020021112), we get a palindrome (421222040222124).

The spelling of 211120020201012 in words is "two hundred eleven trillion, one hundred twenty billion, twenty million, two hundred one thousand, twelve".