111354444212 has 24 divisors (see below), whose sum is σ = 216070774752. Its totient is φ = 49785890400.

The previous prime is 111354444139. The next prime is 111354444221. The reversal of 111354444212 is 212444453111.

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, 20741438 + ... + 20746805.

It is an arithmetic number, because the mean of its divisors is an integer number (9002948948).

Almost surely, 2^111354444212 is an apocalyptic number.

It is an amenable number.

111354444212 is a deficient number, since it is larger than the sum of its proper divisors (104716330540).

111354444212 is a wasteful number, since it uses less digits than its factorization.

111354444212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41488319 (or 41488317 counting only the distinct ones).

The product of its digits is 15360, while the sum is 32.

Adding to 111354444212 its reverse (212444453111), we get a palindrome (323798897323).

The spelling of 111354444212 in words is "one hundred eleven billion, three hundred fifty-four million, four hundred forty-four thousand, two hundred twelve".