1101200013 has 12 divisors (see below), whose sum is σ = 1617582720. Its totient is φ = 721690056.

The previous prime is 1101199997. The next prime is 1101200033. The reversal of 1101200013 is 3100021011.

It is not a de Polignac number, because 1101200013 - 2⁴ = 1101199997 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1101199968 and 1101200004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101200033) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1036381 + ... + 1037442.

It is an arithmetic number, because the mean of its divisors is an integer number (134798560).

Almost surely, 2^1101200013 is an apocalyptic number.

It is an amenable number.

1101200013 is a deficient number, since it is larger than the sum of its proper divisors (516382707).

1101200013 is a wasteful number, since it uses less digits than its factorization.

1101200013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2073888 (or 2073885 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 9.

The square root of 1101200013 is about 33184.3338489716. Note that the first 3 decimals coincide. The cubic root of 1101200013 is about 1032.6553576902.

Adding to 1101200013 its reverse (3100021011), we get a palindrome (4201221024).

The spelling of 1101200013 in words is "one billion, one hundred one million, two hundred thousand, thirteen".