11133320403 has 16 divisors (see below), whose sum is σ = 15061921056. Its totient is φ = 7314124800.

The previous prime is 11133320399. The next prime is 11133320413. The reversal of 11133320403 is 30402333111.

It is not a de Polignac number, because 11133320403 - 2² = 11133320399 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11133320403.

It is not an unprimeable number, because it can be changed into a prime (11133320413) 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, 14298 + ... + 149903.

It is an arithmetic number, because the mean of its divisors is an integer number (941370066).

Almost surely, 2^11133320403 is an apocalyptic number.

11133320403 is a deficient number, since it is larger than the sum of its proper divisors (3928600653).

11133320403 is a wasteful number, since it uses less digits than its factorization.

11133320403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164534.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 11133320403 its reverse (30402333111), we get a palindrome (41535653514).

The spelling of 11133320403 in words is "eleven billion, one hundred thirty-three million, three hundred twenty thousand, four hundred three".