111201221100212 has 12 divisors (see below), whose sum is σ = 194614998186336. Its totient is φ = 55596935904120.

The previous prime is 111201221100199. The next prime is 111201221100217. The reversal of 111201221100212 is 212001122102111.

It is a super-3 number, since 3×111201221100212³ (a number of 43 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111201221100217) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 918593408 + ... + 918714455.

It is an arithmetic number, because the mean of its divisors is an integer number (16217916515528).

Almost surely, 2^{111201221100212} is an apocalyptic number.

It is an amenable number.

111201221100212 is a deficient number, since it is larger than the sum of its proper divisors (83413777086124).

111201221100212 is a wasteful number, since it uses less digits than its factorization.

111201221100212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1837322998 (or 1837322996 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 111201221100212 its reverse (212001122102111), we get a palindrome (323202343202323).

The spelling of 111201221100212 in words is "one hundred eleven trillion, two hundred one billion, two hundred twenty-one million, one hundred thousand, two hundred twelve".