22322315212 has 24 divisors (see below), whose sum is σ = 40798035936. Its totient is φ = 10666579968.

The previous prime is 22322315207. The next prime is 22322315317. The reversal of 22322315212 is 21251322322.

It is a super-3 number, since 3×22322315212³ (a number of 32 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 858 + ... + 211294.

It is an arithmetic number, because the mean of its divisors is an integer number (1699918164).

Almost surely, 2^22322315212 is an apocalyptic number.

It is an amenable number.

22322315212 is a deficient number, since it is larger than the sum of its proper divisors (18475720724).

22322315212 is a wasteful number, since it uses less digits than its factorization.

22322315212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211617 (or 211615 counting only the distinct ones).

The product of its digits is 2880, while the sum is 25.

Adding to 22322315212 its reverse (21251322322), we get a palindrome (43573637534).

The spelling of 22322315212 in words is "twenty-two billion, three hundred twenty-two million, three hundred fifteen thousand, two hundred twelve".