210423324111 has 64 divisors (see below), whose sum is σ = 385462640640. Its totient is φ = 98555667840.

The previous prime is 210423324061. The next prime is 210423324119. The reversal of 210423324111 is 111423324012.

It is not a de Polignac number, because 210423324111 - 2⁷ = 210423323983 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210423324119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 685651 + ... + 943908.

It is an arithmetic number, because the mean of its divisors is an integer number (6022853760).

Almost surely, 2^210423324111 is an apocalyptic number.

210423324111 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

210423324111 is a deficient number, since it is larger than the sum of its proper divisors (175039316529).

210423324111 is a wasteful number, since it uses less digits than its factorization.

210423324111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1629636.

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 210423324111 its reverse (111423324012), we get a palindrome (321846648123).

Subtracting from 210423324111 its reverse (111423324012), we obtain a palindrome (99000000099).

The spelling of 210423324111 in words is "two hundred ten billion, four hundred twenty-three million, three hundred twenty-four thousand, one hundred eleven".