11133124401 has 16 divisors (see below), whose sum is σ = 17702360064. Its totient is φ = 6085185744.

The previous prime is 11133124397. The next prime is 11133124421. The reversal of 11133124401 is 10442133111.

It is not a de Polignac number, because 11133124401 - 2² = 11133124397 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (11133124421) 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, 11524491 + ... + 11525456.

It is an arithmetic number, because the mean of its divisors is an integer number (1106397504).

Almost surely, 2^11133124401 is an apocalyptic number.

It is an amenable number.

11133124401 is a deficient number, since it is larger than the sum of its proper divisors (6569235663).

11133124401 is a wasteful number, since it uses less digits than its factorization.

11133124401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23049980.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 11133124401 its reverse (10442133111), we get a palindrome (21575257512).

The spelling of 11133124401 in words is "eleven billion, one hundred thirty-three million, one hundred twenty-four thousand, four hundred one".