1233400023232 has 112 divisors (see below), whose sum is σ = 2680496812224. Its totient is φ = 559618560000.

The previous prime is 1233400023199. The next prime is 1233400023259. The reversal of 1233400023232 is 2323200043321.

It is a junction number, because it is equal to n+sod(n) for n = 1233400023197 and 1233400023206.

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 15 ways as a sum of consecutive naturals, for example, 108654357 + ... + 108665707.

It is an arithmetic number, because the mean of its divisors is an integer number (23933007252).

Almost surely, 2^{1233400023232} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1233400023232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1340248406112).

1233400023232 is an abundant number, since it is smaller than the sum of its proper divisors (1447096788992).

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

1233400023232 is a wasteful number, since it uses less digits than its factorization.

1233400023232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13578 (or 13568 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 25.

Adding to 1233400023232 its reverse (2323200043321), we get a palindrome (3556600066553).

The spelling of 1233400023232 in words is "one trillion, two hundred thirty-three billion, four hundred million, twenty-three thousand, two hundred thirty-two".