111040009856412 has 48 divisors (see below), whose sum is σ = 318884130872832. Its totient is φ = 29285277324480.

The previous prime is 111040009856411. The next prime is 111040009856423. The reversal of 111040009856412 is 214658900040111.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111040009856411) 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, 50842494264 + ... + 50842496447.

It is an arithmetic number, because the mean of its divisors is an integer number (6643419393184).

Almost surely, 2^{111040009856412} is an apocalyptic number.

111040009856412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

111040009856412 is an abundant number, since it is smaller than the sum of its proper divisors (207844121016420).

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

111040009856412 is a wasteful number, since it uses less digits than its factorization.

111040009856412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101684990738 (or 101684990736 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 42.

Adding to 111040009856412 its reverse (214658900040111), we get a palindrome (325698909896523).

The spelling of 111040009856412 in words is "one hundred eleven trillion, forty billion, nine million, eight hundred fifty-six thousand, four hundred twelve".