1320122202303 has 4 divisors (see below), whose sum is σ = 1760162936408. Its totient is φ = 880081468200.

The previous prime is 1320122202283. The next prime is 1320122202307. The reversal of 1320122202303 is 3032022210231.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 1320122202303 - 2¹⁷ = 1320122071231 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1320122202303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1320122202307) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 220020367048 + ... + 220020367053.

It is an arithmetic number, because the mean of its divisors is an integer number (440040734102).

Almost surely, 2^{1320122202303} is an apocalyptic number.

1320122202303 is a deficient number, since it is larger than the sum of its proper divisors (440040734105).

1320122202303 is an equidigital number, since it uses as much as digits as its factorization.

1320122202303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 440040734104.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 1320122202303 its reverse (3032022210231), we get a palindrome (4352144412534).

The spelling of 1320122202303 in words is "one trillion, three hundred twenty billion, one hundred twenty-two million, two hundred two thousand, three hundred three".