11120431051 has 8 divisors (see below), whose sum is σ = 11916437904. Its totient is φ = 10340186880.

The previous prime is 11120430961. The next prime is 11120431057. The reversal of 11120431051 is 15013402111.

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

It is a cyclic number.

It is not a de Polignac number, because 11120431051 - 2⁹ = 11120430539 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11120431057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3939210 + ... + 3942031.

It is an arithmetic number, because the mean of its divisors is an integer number (1489554738).

Almost surely, 2^11120431051 is an apocalyptic number.

11120431051 is a deficient number, since it is larger than the sum of its proper divisors (796006853).

11120431051 is an equidigital number, since it uses as much as digits as its factorization.

11120431051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7881341.

The product of its (nonzero) digits is 120, while the sum is 19.

Adding to 11120431051 its reverse (15013402111), we get a palindrome (26133833162).

The spelling of 11120431051 in words is "eleven billion, one hundred twenty million, four hundred thirty-one thousand, fifty-one".