1013201103 has 4 divisors (see below), whose sum is σ = 1350934808. Its totient is φ = 675467400.

The previous prime is 1013201099. The next prime is 1013201113. The reversal of 1013201103 is 3011023101.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3011023101 = 3 ⋅1003674367.

It is not a de Polignac number, because 1013201103 - 2² = 1013201099 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1013201113) 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, 168866848 + ... + 168866853.

It is an arithmetic number, because the mean of its divisors is an integer number (337733702).

Almost surely, 2^1013201103 is an apocalyptic number.

1013201103 is a deficient number, since it is larger than the sum of its proper divisors (337733705).

1013201103 is an equidigital number, since it uses as much as digits as its factorization.

1013201103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 337733704.

The product of its (nonzero) digits is 18, while the sum is 12.

The square root of 1013201103 is about 31830.8200177124. The cubic root of 1013201103 is about 1004.3811452022.

Adding to 1013201103 its reverse (3011023101), we get a palindrome (4024224204).

The spelling of 1013201103 in words is "one billion, thirteen million, two hundred one thousand, one hundred three".