1303130101 has 48 divisors (see below), whose sum is σ = 1680835968. Its totient is φ = 988416000.

The previous prime is 1303130077. The next prime is 1303130117. The reversal of 1303130101 is 1010313031.

It is a happy number.

It is not a de Polignac number, because 1303130101 - 2²⁵ = 1269575669 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1303131101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3249501 + ... + 3249901.

It is an arithmetic number, because the mean of its divisors is an integer number (35017416).

Almost surely, 2^1303130101 is an apocalyptic number.

It is an amenable number.

1303130101 is a deficient number, since it is larger than the sum of its proper divisors (377705867).

1303130101 is a wasteful number, since it uses less digits than its factorization.

1303130101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 542 (or 529 counting only the distinct ones).

The product of its (nonzero) digits is 27, while the sum is 13.

The square root of 1303130101 is about 36098.8933486887. The cubic root of 1303130101 is about 1092.2681219925.

Adding to 1303130101 its reverse (1010313031), we get a palindrome (2313443132).

The spelling of 1303130101 in words is "one billion, three hundred three million, one hundred thirty thousand, one hundred one".