1102003013 has 2 divisors, whose sum is σ = 1102003014. Its totient is φ = 1102003012.

The previous prime is 1102002997. The next prime is 1102003033. The reversal of 1102003013 is 3103002011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 967396609 + 134606404 = 31103^2 + 11602^2 .

It is an emirp because it is prime and its reverse (3103002011) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1102003013 - 2⁴ = 1102002997 is a prime.

It is a super-2 number, since 2×1102003013² = 2428821281322156338, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1102002985 and 1102003003.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1102003033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 551001506 + 551001507.

It is an arithmetic number, because the mean of its divisors is an integer number (551001507).

Almost surely, 2^1102003013 is an apocalyptic number.

It is an amenable number.

1102003013 is a deficient number, since it is larger than the sum of its proper divisors (1).

1102003013 is an equidigital number, since it uses as much as digits as its factorization.

1102003013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18, while the sum is 11.

The square root of 1102003013 is about 33196.4307268116. The cubic root of 1102003013 is about 1032.9063023465.

Adding to 1102003013 its reverse (3103002011), we get a palindrome (4205005024).

The spelling of 1102003013 in words is "one billion, one hundred two million, three thousand, thirteen".