1320433444002 has 16 divisors (see below), whose sum is σ = 2640900538080. Its totient is φ = 440138872992.

The previous prime is 1320433443983. The next prime is 1320433444003. The reversal of 1320433444002 is 2004443340231.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1320433444003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 876828 + ... + 1846535.

It is an arithmetic number, because the mean of its divisors is an integer number (165056283630).

Almost surely, 2^{1320433444002} is an apocalyptic number.

1320433444002 is an abundant number, since it is smaller than the sum of its proper divisors (1320467094078).

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

1320433444002 is a wasteful number, since it uses less digits than its factorization.

1320433444002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2804177.

The product of its (nonzero) digits is 27648, while the sum is 30.

Adding to 1320433444002 its reverse (2004443340231), we get a palindrome (3324876784233).

The spelling of 1320433444002 in words is "one trillion, three hundred twenty billion, four hundred thirty-three million, four hundred forty-four thousand, two".