1204431032000 has 224 divisors, whose sum is σ = 3488167288320. Its totient is φ = 403343539200.

The previous prime is 1204431031939. The next prime is 1204431032003. The reversal of 1204431032000 is 2301344021.

It is a tau number, because it is divible by the number of its divisors (224).

It is a super-2 number, since 2×1204431032000² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is not an unprimeable number, because it can be changed into a prime (1204431032003) 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 31 ways as a sum of consecutive naturals, for example, 2157911 + ... + 2658089.

Almost surely, 2^{1204431032000} is an apocalyptic number.

1204431032000 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 1204431032000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1744083644160).

1204431032000 is an abundant number, since it is smaller than the sum of its proper divisors (2283736256320).

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

1204431032000 is an equidigital number, since it uses as much as digits as its factorization.

1204431032000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 500256 (or 500236 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 1204431032000 its reverse (2301344021), we get a palindrome (1206732376021).

The spelling of 1204431032000 in words is "one trillion, two hundred four billion, four hundred thirty-one million, thirty-two thousand".