1320032243000 has 64 divisors (see below), whose sum is σ = 3089403720000. Its totient is φ = 527922595200.

The previous prime is 1320032242987. The next prime is 1320032243071. The reversal of 1320032243000 is 3422300231.

It is a super-2 number, since 2×1320032243000² (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 a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5897126 + ... + 6116874.

It is an arithmetic number, because the mean of its divisors is an integer number (48271933125).

Almost surely, 2^{1320032243000} is an apocalyptic number.

1320032243000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1320032243000 is an abundant number, since it is smaller than the sum of its proper divisors (1769371477000).

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

1320032243000 is a wasteful number, since it uses less digits than its factorization.

1320032243000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225777 (or 225763 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 1320032243000 its reverse (3422300231), we get a palindrome (1323454543231).

The spelling of 1320032243000 in words is "one trillion, three hundred twenty billion, thirty-two million, two hundred forty-three thousand".