211201000111122 has 64 divisors (see below), whose sum is σ = 482872720723200. Its totient is φ = 60327197339904.

The previous prime is 211201000111103. The next prime is 211201000111133. The reversal of 211201000111122 is 221111000102112.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6043102504 + ... + 6043137452.

It is an arithmetic number, because the mean of its divisors is an integer number (7544886261300).

Almost surely, 2^{211201000111122} is an apocalyptic number.

211201000111122 is an abundant number, since it is smaller than the sum of its proper divisors (271671720612078).

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

211201000111122 is a wasteful number, since it uses less digits than its factorization.

211201000111122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68867.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 211201000111122 its reverse (221111000102112), we get a palindrome (432312000213234).

The spelling of 211201000111122 in words is "two hundred eleven trillion, two hundred one billion, one hundred eleven thousand, one hundred twenty-two".