212233223101 has 4 divisors (see below), whose sum is σ = 212793205600. Its totient is φ = 211673240604.

The previous prime is 212233223099. The next prime is 212233223129. The reversal of 212233223101 is 101322332212.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 212233223101 - 2¹ = 212233223099 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212233224101) 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 3 ways as a sum of consecutive naturals, for example, 279990681 + ... + 279991438.

It is an arithmetic number, because the mean of its divisors is an integer number (53198301400).

Almost surely, 2^212233223101 is an apocalyptic number.

It is an amenable number.

212233223101 is a deficient number, since it is larger than the sum of its proper divisors (559982499).

212233223101 is an equidigital number, since it uses as much as digits as its factorization.

212233223101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 559982498.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 212233223101 its reverse (101322332212), we get a palindrome (313555555313).

The spelling of 212233223101 in words is "two hundred twelve billion, two hundred thirty-three million, two hundred twenty-three thousand, one hundred one".