11003201331 has 8 divisors (see below), whose sum is σ = 14744659200. Its totient is φ = 7298605512.

The previous prime is 11003201281. The next prime is 11003201351. The reversal of 11003201331 is 13310230011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11003201331 - 2¹⁸ = 11002939187 is a prime.

It is a super-2 number, since 2×11003201331² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11003201331.

It is not an unprimeable number, because it can be changed into a prime (11003201351) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9214815 + ... + 9216008.

It is an arithmetic number, because the mean of its divisors is an integer number (1843082400).

Almost surely, 2^11003201331 is an apocalyptic number.

11003201331 is a deficient number, since it is larger than the sum of its proper divisors (3741457869).

11003201331 is a wasteful number, since it uses less digits than its factorization.

11003201331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18431025.

The product of its (nonzero) digits is 54, while the sum is 15.

Adding to 11003201331 its reverse (13310230011), we get a palindrome (24313431342).

The spelling of 11003201331 in words is "eleven billion, three million, two hundred one thousand, three hundred thirty-one".