111113134040 has 64 divisors (see below), whose sum is σ = 258638274720. Its totient is φ = 42931840000.

The previous prime is 111113134037. The next prime is 111113134043. The reversal of 111113134040 is 40431311111.

It is an interprime number because it is at equal distance from previous prime (111113134037) and next prime (111113134043).

It is a super-2 number, since 2×111113134040² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111113134043) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 169766 + ... + 501045.

Almost surely, 2^111113134040 is an apocalyptic number.

111113134040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111113134040 is an abundant number, since it is smaller than the sum of its proper divisors (147525140680).

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

111113134040 is a wasteful number, since it uses less digits than its factorization.

111113134040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 670964 (or 670960 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 111113134040 its reverse (40431311111), we get a palindrome (151544445151).

The spelling of 111113134040 in words is "one hundred eleven billion, one hundred thirteen million, one hundred thirty-four thousand, forty".