11120431401 has 12 divisors (see below), whose sum is σ = 16106618112. Its totient is φ = 7393418136.

The previous prime is 11120431351. The next prime is 11120431403. The reversal of 11120431401 is 10413402111.

It is not a de Polignac number, because 11120431401 - 2⁹ = 11120430889 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (11120431403) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1680081 + ... + 1686686.

It is an arithmetic number, because the mean of its divisors is an integer number (1342218176).

Almost surely, 2^11120431401 is an apocalyptic number.

It is an amenable number.

11120431401 is a deficient number, since it is larger than the sum of its proper divisors (4986186711).

11120431401 is a wasteful number, since it uses less digits than its factorization.

11120431401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3367140 (or 3367137 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 11120431401 its reverse (10413402111), we get a palindrome (21533833512).

The spelling of 11120431401 in words is "eleven billion, one hundred twenty million, four hundred thirty-one thousand, four hundred one".