210213323112011 has 4 divisors (see below), whose sum is σ = 210213406807224. Its totient is φ = 210213239416800.

The previous prime is 210213323111999. The next prime is 210213323112017. The reversal of 210213323112011 is 110211323312012.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 210213323112011 - 2⁶ = 210213323111947 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (210213323112017) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37959725 + ... + 43143566.

It is an arithmetic number, because the mean of its divisors is an integer number (52553351701806).

Almost surely, 2^{210213323112011} is an apocalyptic number.

210213323112011 is a deficient number, since it is larger than the sum of its proper divisors (83695213).

210213323112011 is an equidigital number, since it uses as much as digits as its factorization.

210213323112011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83695212.

The product of its (nonzero) digits is 432, while the sum is 23.

Adding to 210213323112011 its reverse (110211323312012), we get a palindrome (320424646424023).

The spelling of 210213323112011 in words is "two hundred ten trillion, two hundred thirteen billion, three hundred twenty-three million, one hundred twelve thousand, eleven".