1011312313 has 12 divisors (see below), whose sum is σ = 1137464944. Its totient is φ = 897989400.

The previous prime is 1011312311. The next prime is 1011312343. The reversal of 1011312313 is 3132131101.

It is not a de Polignac number, because 1011312313 - 2¹ = 1011312311 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1011312311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 91983 + ... + 102388.

Almost surely, 2^1011312313 is an apocalyptic number.

It is an amenable number.

1011312313 is a deficient number, since it is larger than the sum of its proper divisors (126152631).

1011312313 is a wasteful number, since it uses less digits than its factorization.

1011312313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194436 (or 194425 counting only the distinct ones).

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

The square root of 1011312313 is about 31801.1369765296. The cubic root of 1011312313 is about 1003.7566409769.

Adding to 1011312313 its reverse (3132131101), we get a palindrome (4143443414).

The spelling of 1011312313 in words is "one billion, eleven million, three hundred twelve thousand, three hundred thirteen".