1001312323 has 16 divisors (see below), whose sum is σ = 1110859776. Its totient is φ = 894983040.

The previous prime is 1001312303. The next prime is 1001312327. The reversal of 1001312323 is 3232131001.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1001312323 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1001312297 and 1001312306.

It is not an unprimeable number, because it can be changed into a prime (1001312327) 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, 154690 + ... + 161032.

It is an arithmetic number, because the mean of its divisors is an integer number (69428736).

Almost surely, 2^1001312323 is an apocalyptic number.

1001312323 is a deficient number, since it is larger than the sum of its proper divisors (109547453).

1001312323 is a wasteful number, since it uses less digits than its factorization.

1001312323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6594.

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 1001312323 is about 31643.5194471159. The cubic root of 1001312323 is about 1000.4372497848.

Adding to 1001312323 its reverse (3232131001), we get a palindrome (4233443324).

The spelling of 1001312323 in words is "one billion, one million, three hundred twelve thousand, three hundred twenty-three".