212312011322 has 16 divisors (see below), whose sum is σ = 335604701952. Its totient is φ = 100535173200.

The previous prime is 212312011319. The next prime is 212312011361. The reversal of 212312011322 is 223110213212.

It is a junction number, because it is equal to n+sod(n) for n = 212312011294 and 212312011303.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22844258 + ... + 22853549.

It is an arithmetic number, because the mean of its divisors is an integer number (20975293872).

Almost surely, 2^212312011322 is an apocalyptic number.

212312011322 is a deficient number, since it is larger than the sum of its proper divisors (123292690630).

212312011322 is a wasteful number, since it uses less digits than its factorization.

212312011322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45697933.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 212312011322 its reverse (223110213212), we get a palindrome (435422224534).

The spelling of 212312011322 in words is "two hundred twelve billion, three hundred twelve million, eleven thousand, three hundred twenty-two".