11213124040 has 32 divisors (see below), whose sum is σ = 25533506880. Its totient is φ = 4431209152.

The previous prime is 11213123951. The next prime is 11213124053. The reversal of 11213124040 is 4042131211.

It is a junction number, because it is equal to n+sod(n) for n = 11213123999 and 11213124017.

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, 1685404 + ... + 1692043.

It is an arithmetic number, because the mean of its divisors is an integer number (797922090).

Almost surely, 2^11213124040 is an apocalyptic number.

11213124040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11213124040 is an abundant number, since it is smaller than the sum of its proper divisors (14320382840).

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

11213124040 is a wasteful number, since it uses less digits than its factorization.

11213124040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3377541 (or 3377537 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 11213124040 its reverse (4042131211), we get a palindrome (15255255251).

The spelling of 11213124040 in words is "eleven billion, two hundred thirteen million, one hundred twenty-four thousand, forty".