1331322000432 has 40 divisors (see below), whose sum is σ = 3440536458240. Its totient is φ = 443607812160.

The previous prime is 1331322000427. The next prime is 1331322000443. The reversal of 1331322000432 is 2340002231331.

It is a Harshad number since it is a multiple of its sum of digits (24).

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, 5063832 + ... + 5320247.

It is an arithmetic number, because the mean of its divisors is an integer number (86013411456).

Almost surely, 2^{1331322000432} is an apocalyptic number.

1331322000432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1331322000432 is an abundant number, since it is smaller than the sum of its proper divisors (2109214457808).

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

1331322000432 is a wasteful number, since it uses less digits than its factorization.

1331322000432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10386761 (or 10386755 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 1331322000432 its reverse (2340002231331), we get a palindrome (3671324231763).

The spelling of 1331322000432 in words is "one trillion, three hundred thirty-one billion, three hundred twenty-two million, four hundred thirty-two", and thus it is an aban number.