1001100313 has 4 divisors (see below), whose sum is σ = 1001363328. Its totient is φ = 1000837300.

The previous prime is 1001100299. The next prime is 1001100361. The reversal of 1001100313 is 3130011001.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1001100313 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 1001100313.

It is not an unprimeable number, because it can be changed into a prime (1001100383) 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, 125713 + ... + 133438.

It is an arithmetic number, because the mean of its divisors is an integer number (250340832).

Almost surely, 2^1001100313 is an apocalyptic number.

It is an amenable number.

1001100313 is a deficient number, since it is larger than the sum of its proper divisors (263015).

1001100313 is an equidigital number, since it uses as much as digits as its factorization.

1001100313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 263014.

The product of its (nonzero) digits is 9, while the sum is 10.

The square root of 1001100313 is about 31640.1692947430. The cubic root of 1001100313 is about 1000.3666365612.

Adding to 1001100313 its reverse (3130011001), we get a palindrome (4131111314).

The spelling of 1001100313 in words is "one billion, one million, one hundred thousand, three hundred thirteen".