12233113420 has 48 divisors (see below), whose sum is σ = 28708507296. Its totient is φ = 4339904000.

The previous prime is 12233113411. The next prime is 12233113421. The reversal of 12233113420 is 2431133221.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 12233113391 and 12233113400.

It is not an unprimeable number, because it can be changed into a prime (12233113421) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 669091 + ... + 687130.

It is an arithmetic number, because the mean of its divisors is an integer number (598093902).

Almost surely, 2^12233113420 is an apocalyptic number.

12233113420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12233113420 is an abundant number, since it is smaller than the sum of its proper divisors (16475393876).

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

12233113420 is a wasteful number, since it uses less digits than its factorization.

12233113420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1356282 (or 1356280 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 12233113420 its reverse (2431133221), we get a palindrome (14664246641).

The spelling of 12233113420 in words is "twelve billion, two hundred thirty-three million, one hundred thirteen thousand, four hundred twenty".