1320202143104 has 128 divisors (see below), whose sum is σ = 2848227338880. Its totient is φ = 605929144320.

The previous prime is 1320202143089. The next prime is 1320202143109. The reversal of 1320202143104 is 4013412020231.

It is a tau number, because it is divible by the number of its divisors (128).

It is a self number, because there is not a number n which added to its sum of digits gives 1320202143104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1320202143109) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 267407324 + ... + 267412260.

It is an arithmetic number, because the mean of its divisors is an integer number (22251776085).

Almost surely, 2^{1320202143104} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1320202143104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1424113669440).

1320202143104 is an abundant number, since it is smaller than the sum of its proper divisors (1528025195776).

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

1320202143104 is a wasteful number, since it uses less digits than its factorization.

1320202143104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5828 (or 5816 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 1320202143104 its reverse (4013412020231), we get a palindrome (5333614163335).

The spelling of 1320202143104 in words is "one trillion, three hundred twenty billion, two hundred two million, one hundred forty-three thousand, one hundred four".