211033123122 has 16 divisors (see below), whose sum is σ = 422071169472. Its totient is φ = 70343553840.

The previous prime is 211033123099. The next prime is 211033123129. The reversal of 211033123122 is 221321330112.

It is a super-2 number, since 2×211033123122² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (211033123129) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 588003 + ... + 876249.

It is an arithmetic number, because the mean of its divisors is an integer number (26379448092).

Almost surely, 2^211033123122 is an apocalyptic number.

211033123122 is an abundant number, since it is smaller than the sum of its proper divisors (211038046350).

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

211033123122 is a wasteful number, since it uses less digits than its factorization.

211033123122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 410273.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 211033123122 its reverse (221321330112), we get a palindrome (432354453234).

The spelling of 211033123122 in words is "two hundred eleven billion, thirty-three million, one hundred twenty-three thousand, one hundred twenty-two".