12233305154420 has 144 divisors (see below), whose sum is σ = 30007168611840. Its totient is φ = 4103147363328.

The previous prime is 12233305154419. The next prime is 12233305154459. The reversal of 12233305154420 is 2445150333221.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 131357312 + ... + 131450408.

It is an arithmetic number, because the mean of its divisors is an integer number (208383115360).

Almost surely, 2^{12233305154420} is an apocalyptic number.

12233305154420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12233305154420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15003584305920).

12233305154420 is an abundant number, since it is smaller than the sum of its proper divisors (17773863457420).

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

12233305154420 is a wasteful number, since it uses less digits than its factorization.

12233305154420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93410 (or 93299 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 35.

Adding to 12233305154420 its reverse (2445150333221), we get a palindrome (14678455487641).

The spelling of 12233305154420 in words is "twelve trillion, two hundred thirty-three billion, three hundred five million, one hundred fifty-four thousand, four hundred twenty".