12426203320 has 16 divisors (see below), whose sum is σ = 27958957560. Its totient is φ = 4970481312.

The previous prime is 12426203269. The next prime is 12426203347. The reversal of 12426203320 is 2330262421.

It is a congruent number.

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, 155327502 + ... + 155327581.

Almost surely, 2^12426203320 is an apocalyptic number.

12426203320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12426203320 is an abundant number, since it is smaller than the sum of its proper divisors (15532754240).

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

12426203320 is a wasteful number, since it uses less digits than its factorization.

12426203320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 310655094 (or 310655090 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 12426203320 its reverse (2330262421), we get a palindrome (14756465741).

The spelling of 12426203320 in words is "twelve billion, four hundred twenty-six million, two hundred three thousand, three hundred twenty".