212011307322 has 16 divisors (see below), whose sum is σ = 430973805792. Its totient is φ = 69511903920.

The previous prime is 212011307303. The next prime is 212011307323. The reversal of 212011307322 is 223703110212.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 212011307292 and 212011307301.

It is not an unprimeable number, because it can be changed into a prime (212011307323) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 289632568 + ... + 289633299.

It is an arithmetic number, because the mean of its divisors is an integer number (26935862862).

Almost surely, 2^212011307322 is an apocalyptic number.

212011307322 is an abundant number, since it is smaller than the sum of its proper divisors (218962498470).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

212011307322 is a wasteful number, since it uses less digits than its factorization.

212011307322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 579265933.

The product of its (nonzero) digits is 1008, while the sum is 24.

Adding to 212011307322 its reverse (223703110212), we get a palindrome (435714417534).

The spelling of 212011307322 in words is "two hundred twelve billion, eleven million, three hundred seven thousand, three hundred twenty-two".