212201322303011 has 4 divisors (see below), whose sum is σ = 221427466750992. Its totient is φ = 202975177855032.

The previous prime is 212201322302989. The next prime is 212201322303119. The reversal of 212201322303011 is 110303223102212.

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 212201322303011 - 2⁶ = 212201322302947 is a prime.

It is a super-2 number, since 2×212201322303011² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (23), and also a Moran number because the ratio is a prime number: 9226144447957 = 212201322303011 / (2 + 1 + 2 + 2 + 0 + 1 + 3 + 2 + 2 + 3 + 0 + 3 + 0 + 1 + 1).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212201322303511) 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, 4613072223956 + ... + 4613072224001.

It is an arithmetic number, because the mean of its divisors is an integer number (55356866687748).

Almost surely, 2^{212201322303011} is an apocalyptic number.

212201322303011 is a deficient number, since it is larger than the sum of its proper divisors (9226144447981).

212201322303011 is an equidigital number, since it uses as much as digits as its factorization.

212201322303011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9226144447980.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 212201322303011 its reverse (110303223102212), we get a palindrome (322504545405223).

The spelling of 212201322303011 in words is "two hundred twelve trillion, two hundred one billion, three hundred twenty-two million, three hundred three thousand, eleven".