1011310313203 has 8 divisors (see below), whose sum is σ = 1027520162640. Its totient is φ = 995208170880.

The previous prime is 1011310313147. The next prime is 1011310313231. The reversal of 1011310313203 is 3023130131101.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1011310313203 is a prime.

It is a super-2 number, since 2×1011310313203² (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 (1011310313263) 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, 26907850 + ... + 26945407.

It is an arithmetic number, because the mean of its divisors is an integer number (128440020330).

Almost surely, 2^{1011310313203} is an apocalyptic number.

1011310313203 is a deficient number, since it is larger than the sum of its proper divisors (16209849437).

1011310313203 is an equidigital number, since it uses as much as digits as its factorization.

1011310313203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53853557.

The product of its (nonzero) digits is 162, while the sum is 19.

Adding to 1011310313203 its reverse (3023130131101), we get a palindrome (4034440444304).

The spelling of 1011310313203 in words is "one trillion, eleven billion, three hundred ten million, three hundred thirteen thousand, two hundred three".