1320001132203 has 36 divisors (see below), whose sum is σ = 2098463485872. Its totient is φ = 798991801920.

The previous prime is 1320001132201. The next prime is 1320001132223. The reversal of 1320001132203 is 3022311000231.

It is not a de Polignac number, because 1320001132203 - 2¹ = 1320001132201 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1320001132201) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 7020751 + ... + 7206312.

Almost surely, 2^{1320001132203} is an apocalyptic number.

1320001132203 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1320001132203 is a deficient number, since it is larger than the sum of its proper divisors (778462353669).

1320001132203 is a wasteful number, since it uses less digits than its factorization.

1320001132203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14227156 (or 14227140 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 1320001132203 its reverse (3022311000231), we get a palindrome (4342312132434).

The spelling of 1320001132203 in words is "one trillion, three hundred twenty billion, one million, one hundred thirty-two thousand, two hundred three".