1013101003 has 4 divisors (see below), whose sum is σ = 1023131808. Its totient is φ = 1003070200.

The previous prime is 1013100961. The next prime is 1013101007. The reversal of 1013101003 is 3001013101.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1013101003 - 2²⁵ = 979546571 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1013101007) 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, 5015251 + ... + 5015452.

It is an arithmetic number, because the mean of its divisors is an integer number (255782952).

Almost surely, 2^1013101003 is an apocalyptic number.

1013101003 is a deficient number, since it is larger than the sum of its proper divisors (10030805).

1013101003 is a wasteful number, since it uses less digits than its factorization.

1013101003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10030804.

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

The square root of 1013101003 is about 31829.2476034229. The cubic root of 1013101003 is about 1004.3480679044.

Adding to 1013101003 its reverse (3001013101), we get a palindrome (4014114104).

The spelling of 1013101003 in words is "one billion, thirteen million, one hundred one thousand, three".