1320102311003 has 16 divisors (see below), whose sum is σ = 1513742223360. Its totient is φ = 1127731096800.

The previous prime is 1320102310999. The next prime is 1320102311053. The reversal of 1320102311003 is 3001132010231.

It is not a de Polignac number, because 1320102311003 - 2² = 1320102310999 is a prime.

It is a super-2 number, since 2×1320102311003² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1320102311053) 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, 2821118 + ... + 3255596.

It is an arithmetic number, because the mean of its divisors is an integer number (94608888960).

Almost surely, 2^{1320102311003} is an apocalyptic number.

1320102311003 is a deficient number, since it is larger than the sum of its proper divisors (193639912357).

1320102311003 is a wasteful number, since it uses less digits than its factorization.

1320102311003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 435938.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 1320102311003 its reverse (3001132010231), we get a palindrome (4321234321234).

The spelling of 1320102311003 in words is "one trillion, three hundred twenty billion, one hundred two million, three hundred eleven thousand, three".