12320111102210 has 32 divisors (see below), whose sum is σ = 22206689665200. Its totient is φ = 4921273463040.

The previous prime is 12320111102207. The next prime is 12320111102231. The reversal of 12320111102210 is 1220111102321.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 12235591239481 + 84519862729 = 3497941^2 + 290723^2 .

It is a super-3 number, since 3×12320111102210³ (a number of 40 digits) contains 333 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21706640 + ... + 22266980.

Almost surely, 2^{12320111102210} is an apocalyptic number.

12320111102210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12320111102210 is a deficient number, since it is larger than the sum of its proper divisors (9886578562990).

12320111102210 is a wasteful number, since it uses less digits than its factorization.

12320111102210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 563366.

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 12320111102210 its reverse (1220111102321), we get a palindrome (13540222204531).

The spelling of 12320111102210 in words is "twelve trillion, three hundred twenty billion, one hundred eleven million, one hundred two thousand, two hundred ten".