11212320322 has 8 divisors (see below), whose sum is σ = 19221120576. Its totient is φ = 4805280132.

The previous prime is 11212320313. The next prime is 11212320331. The reversal of 11212320322 is 22302321211.

It is an interprime number because it is at equal distance from previous prime (11212320313) and next prime (11212320331).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×11212320322² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11212320322.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 400439998 + ... + 400440025.

It is an arithmetic number, because the mean of its divisors is an integer number (2402640072).

Almost surely, 2^11212320322 is an apocalyptic number.

11212320322 is a deficient number, since it is larger than the sum of its proper divisors (8008800254).

11212320322 is an equidigital number, since it uses as much as digits as its factorization.

11212320322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 800880032.

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

Adding to 11212320322 its reverse (22302321211), we get a palindrome (33514641533).

The spelling of 11212320322 in words is "eleven billion, two hundred twelve million, three hundred twenty thousand, three hundred twenty-two".