1332421120 has 80 divisors (see below), whose sum is σ = 3208455360. Its totient is φ = 530673664.

The previous prime is 1332421049. The next prime is 1332421141. The reversal of 1332421120 is 211242331.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (80).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 672291 + ... + 674269.

It is an arithmetic number, because the mean of its divisors is an integer number (40105692).

Almost surely, 2^1332421120 is an apocalyptic number.

1332421120 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 1332421120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1604227680).

1332421120 is an abundant number, since it is smaller than the sum of its proper divisors (1876034240).

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

1332421120 is an equidigital number, since it uses as much as digits as its factorization.

1332421120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2265 (or 2249 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 1332421120 is about 36502.3440343220. The cubic root of 1332421120 is about 1100.3913538620.

Adding to 1332421120 its reverse (211242331), we get a palindrome (1543663451).

The spelling of 1332421120 in words is "one billion, three hundred thirty-two million, four hundred twenty-one thousand, one hundred twenty".