211020000222112 has 96 divisors (see below), whose sum is σ = 444657647516544. Its totient is φ = 98230635110400.

The previous prime is 211020000222071. The next prime is 211020000222131. The reversal of 211020000222112 is 211222000020112.

It is a happy number.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17575437 + ... + 27035827.

It is an arithmetic number, because the mean of its divisors is an integer number (4631850494964).

Almost surely, 2^{211020000222112} 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 211020000222112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (222328823758272).

211020000222112 is an abundant number, since it is smaller than the sum of its proper divisors (233637647294432).

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

211020000222112 is a wasteful number, since it uses less digits than its factorization.

211020000222112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9460862 (or 9460854 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 211020000222112 its reverse (211222000020112), we get a palindrome (422242000242224).

It can be divided in two parts, 211020000 and 222112, that added together give a palindrome (211242112).

The spelling of 211020000222112 in words is "two hundred eleven trillion, twenty billion, two hundred twenty-two thousand, one hundred twelve".