111100343212 has 6 divisors (see below), whose sum is σ = 194425600628. Its totient is φ = 55550171604.

The previous prime is 111100343197. The next prime is 111100343279. The reversal of 111100343212 is 212343001111.

It is a self number, because there is not a number n which added to its sum of digits gives 111100343212.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13887542898 + ... + 13887542905.

Almost surely, 2^111100343212 is an apocalyptic number.

It is an amenable number.

111100343212 is a deficient number, since it is larger than the sum of its proper divisors (83325257416).

111100343212 is a wasteful number, since it uses less digits than its factorization.

111100343212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27775085807 (or 27775085805 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 111100343212 its reverse (212343001111), we get a palindrome (323443344323).

The spelling of 111100343212 in words is "one hundred eleven billion, one hundred million, three hundred forty-three thousand, two hundred twelve".