212200321311 has 96 divisors (see below), whose sum is σ = 351871153920. Its totient is φ = 122048908800.

The previous prime is 212200321309. The next prime is 212200321337. The reversal of 212200321311 is 113123002212.

212200321311 is a `hidden beast` number, since 2 + 12 + 20 + 0 + 321 + 311 = 666.

It is not a de Polignac number, because 212200321311 - 2¹ = 212200321309 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212200321211) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 40240171 + ... + 40245443.

It is an arithmetic number, because the mean of its divisors is an integer number (3665324520).

Almost surely, 2^212200321311 is an apocalyptic number.

212200321311 is a deficient number, since it is larger than the sum of its proper divisors (139670832609).

212200321311 is a wasteful number, since it uses less digits than its factorization.

212200321311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5557 (or 5554 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 212200321311 its reverse (113123002212), we get a palindrome (325323323523).

The spelling of 212200321311 in words is "two hundred twelve billion, two hundred million, three hundred twenty-one thousand, three hundred eleven".