111353500445212 has 48 divisors (see below), whose sum is σ = 206203988551680. Its totient is φ = 52468920979200.

The previous prime is 111353500445203. The next prime is 111353500445237. The reversal of 111353500445212 is 212544005353111.

It is a super-2 number, since 2×111353500445212² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 820536148 + ... + 820671844.

It is an arithmetic number, because the mean of its divisors is an integer number (4295916428160).

Almost surely, 2^{111353500445212} is an apocalyptic number.

It is an amenable number.

111353500445212 is a deficient number, since it is larger than the sum of its proper divisors (94850488106468).

111353500445212 is a wasteful number, since it uses less digits than its factorization.

111353500445212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192442 (or 192440 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 37.

Adding to 111353500445212 its reverse (212544005353111), we get a palindrome (323897505798323).

The spelling of 111353500445212 in words is "one hundred eleven trillion, three hundred fifty-three billion, five hundred million, four hundred forty-five thousand, two hundred twelve".