212202011323 has 4 divisors (see below), whose sum is σ = 212295618360. Its totient is φ = 212108404288.

The previous prime is 212202011321. The next prime is 212202011327. The reversal of 212202011323 is 323110202212.

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 212202011323 - 2¹ = 212202011321 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 212202011323.

It is not an unprimeable number, because it can be changed into a prime (212202011321) 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, 46800118 + ... + 46804651.

It is an arithmetic number, because the mean of its divisors is an integer number (53073904590).

Almost surely, 2^212202011323 is an apocalyptic number.

212202011323 is a deficient number, since it is larger than the sum of its proper divisors (93607037).

212202011323 is an equidigital number, since it uses as much as digits as its factorization.

212202011323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93607036.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 212202011323 its reverse (323110202212), we get a palindrome (535312213535).

The spelling of 212202011323 in words is "two hundred twelve billion, two hundred two million, eleven thousand, three hundred twenty-three".