1100322013 has 4 divisors (see below), whose sum is σ = 1257510880. Its totient is φ = 943133148.

The previous prime is 1100321993. The next prime is 1100322037. The reversal of 1100322013 is 3102230011.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 3102230011 = 353 ⋅8788187.

It is a cyclic number.

It is not a de Polignac number, because 1100322013 - 2¹³ = 1100313821 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1100321984 and 1100322002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1100325013) 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, 78594423 + ... + 78594436.

It is an arithmetic number, because the mean of its divisors is an integer number (314377720).

Almost surely, 2^1100322013 is an apocalyptic number.

It is an amenable number.

1100322013 is a deficient number, since it is larger than the sum of its proper divisors (157188867).

1100322013 is an equidigital number, since it uses as much as digits as its factorization.

1100322013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157188866.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 1100322013 is about 33171.1020769585. The cubic root of 1100322013 is about 1032.3808352097.

Adding to 1100322013 its reverse (3102230011), we get a palindrome (4202552024).

The spelling of 1100322013 in words is "one billion, one hundred million, three hundred twenty-two thousand, thirteen".