11121433042040 has 64 divisors (see below), whose sum is σ = 26982681012000. Its totient is φ = 4111646607360.

The previous prime is 11121433041991. The next prime is 11121433042079. The reversal of 11121433042040 is 4024033412111.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 178425725 + ... + 178488044.

Almost surely, 2^{11121433042040} is an apocalyptic number.

11121433042040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11121433042040 is an abundant number, since it is smaller than the sum of its proper divisors (15861247969960).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11121433042040 is a wasteful number, since it uses less digits than its factorization.

11121433042040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 356913840 (or 356913836 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 26.

Adding to 11121433042040 its reverse (4024033412111), we get a palindrome (15145466454151).

The spelling of 11121433042040 in words is "eleven trillion, one hundred twenty-one billion, four hundred thirty-three million, forty-two thousand, forty".