11121001303 has 16 divisors (see below), whose sum is σ = 11439267840. Its totient is φ = 10806420096.

The previous prime is 11121001249. The next prime is 11121001313. The reversal of 11121001303 is 30310012111.

It is a cyclic number.

It is not a de Polignac number, because 11121001303 - 2²⁵ = 11087446871 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 (11121001313) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4599951 + ... + 4602367.

It is an arithmetic number, because the mean of its divisors is an integer number (714954240).

Almost surely, 2^11121001303 is an apocalyptic number.

11121001303 is a deficient number, since it is larger than the sum of its proper divisors (318266537).

11121001303 is a wasteful number, since it uses less digits than its factorization.

11121001303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3126.

The product of its (nonzero) digits is 18, while the sum is 13.

Adding to 11121001303 its reverse (30310012111), we get a palindrome (41431013414).

The spelling of 11121001303 in words is "eleven billion, one hundred twenty-one million, one thousand, three hundred three".