211020221200022 has 32 divisors (see below), whose sum is σ = 349954238398464. Its totient is φ = 94822669792800.

The previous prime is 211020221200007. The next prime is 211020221200057. The reversal of 211020221200022 is 220002122020112.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 451819754 + ... + 452286557.

It is an arithmetic number, because the mean of its divisors is an integer number (10936069949952).

Almost surely, 2^{211020221200022} is an apocalyptic number.

211020221200022 is a deficient number, since it is larger than the sum of its proper divisors (138934017198442).

211020221200022 is a wasteful number, since it uses less digits than its factorization.

211020221200022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 904106564.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 211020221200022 its reverse (220002122020112), we get a palindrome (431022343220134).

The spelling of 211020221200022 in words is "two hundred eleven trillion, twenty billion, two hundred twenty-one million, two hundred thousand, twenty-two".