12203423310 has 128 divisors (see below), whose sum is σ = 34027620480. Its totient is φ = 2773794816.

The previous prime is 12203423299. The next prime is 12203423357. The reversal of 12203423310 is 1332430221.

It is a super-2 number, since 2×12203423310² (a number of 21 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

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 63 ways as a sum of consecutive naturals, for example, 334026 + ... + 368754.

It is an arithmetic number, because the mean of its divisors is an integer number (265840785).

Almost surely, 2^12203423310 is an apocalyptic number.

12203423310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 12203423310, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17013810240).

12203423310 is an abundant number, since it is smaller than the sum of its proper divisors (21824197170).

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

12203423310 is a wasteful number, since it uses less digits than its factorization.

12203423310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34822.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 12203423310 its reverse (1332430221), we get a palindrome (13535853531).

The spelling of 12203423310 in words is "twelve billion, two hundred three million, four hundred twenty-three thousand, three hundred ten".