11122431135 has 32 divisors (see below), whose sum is σ = 18848417472. Its totient is φ = 5581332480.

The previous prime is 11122431121. The next prime is 11122431143. The reversal of 11122431135 is 53113422111.

It is not a de Polignac number, because 11122431135 - 2¹³ = 11122422943 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1618627 + ... + 1625483.

It is an arithmetic number, because the mean of its divisors is an integer number (589013046).

Almost surely, 2^11122431135 is an apocalyptic number.

11122431135 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11122431135 is a deficient number, since it is larger than the sum of its proper divisors (7725986337).

11122431135 is a wasteful number, since it uses less digits than its factorization.

11122431135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13243.

The product of its digits is 720, while the sum is 24.

Adding to 11122431135 its reverse (53113422111), we get a palindrome (64235853246).

The spelling of 11122431135 in words is "eleven billion, one hundred twenty-two million, four hundred thirty-one thousand, one hundred thirty-five".