111102013001212 has 6 divisors (see below), whose sum is σ = 194428522752128. Its totient is φ = 55551006500604.

The previous prime is 111102013001123. The next prime is 111102013001249. The reversal of 111102013001212 is 212100310201111.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13887751625148 + ... + 13887751625155.

Almost surely, 2^{111102013001212} is an apocalyptic number.

It is an amenable number.

111102013001212 is a deficient number, since it is larger than the sum of its proper divisors (83326509750916).

111102013001212 is a wasteful number, since it uses less digits than its factorization.

111102013001212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27775503250307 (or 27775503250305 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 16.

Adding to 111102013001212 its reverse (212100310201111), we get a palindrome (323202323202323).

The spelling of 111102013001212 in words is "one hundred eleven trillion, one hundred two billion, thirteen million, one thousand, two hundred twelve".