11121426236 has 24 divisors (see below), whose sum is σ = 19750348800. Its totient is φ = 5479013232.

The previous prime is 11121426227. The next prime is 11121426271. The reversal of 11121426236 is 63262412111.

It is a super-2 number, since 2×11121426236² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11121426199 and 11121426208.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14165 + ... + 149811.

It is an arithmetic number, because the mean of its divisors is an integer number (822931200).

Almost surely, 2^11121426236 is an apocalyptic number.

It is an amenable number.

11121426236 is a deficient number, since it is larger than the sum of its proper divisors (8628922564).

11121426236 is a wasteful number, since it uses less digits than its factorization.

11121426236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135953 (or 135951 counting only the distinct ones).

The product of its digits is 3456, while the sum is 29.

Adding to 11121426236 its reverse (63262412111), we get a palindrome (74383838347).

The spelling of 11121426236 in words is "eleven billion, one hundred twenty-one million, four hundred twenty-six thousand, two hundred thirty-six".