1320001113031 has 8 divisors (see below), whose sum is σ = 1324541771280. Its totient is φ = 1315468251648.

The previous prime is 1320001113023. The next prime is 1320001113091. The reversal of 1320001113031 is 1303111000231.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1320001113031 - 2³ = 1320001113023 is a prime.

It is a super-2 number, since 2×1320001113031² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1320001112996 and 1320001113014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1320001113091) 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, 1609936 + ... + 2287333.

It is an arithmetic number, because the mean of its divisors is an integer number (165567721410).

Almost surely, 2^{1320001113031} is an apocalyptic number.

1320001113031 is a deficient number, since it is larger than the sum of its proper divisors (4540658249).

1320001113031 is an equidigital number, since it uses as much as digits as its factorization.

1320001113031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3898433.

The product of its (nonzero) digits is 54, while the sum is 16.

Adding to 1320001113031 its reverse (1303111000231), we get a palindrome (2623112113262).

The spelling of 1320001113031 in words is "one trillion, three hundred twenty billion, one million, one hundred thirteen thousand, thirty-one".