111200212103 has 2 divisors, whose sum is σ = 111200212104. Its totient is φ = 111200212102.

The previous prime is 111200212091. The next prime is 111200212147. The reversal of 111200212103 is 301212002111.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111200212103 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111200212703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55600106051 + 55600106052.

It is an arithmetic number, because the mean of its divisors is an integer number (55600106052).

Almost surely, 2^111200212103 is an apocalyptic number.

111200212103 is a deficient number, since it is larger than the sum of its proper divisors (1).

111200212103 is an equidigital number, since it uses as much as digits as its factorization.

111200212103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 111200212103 its reverse (301212002111), we get a palindrome (412412214214).

The spelling of 111200212103 in words is "one hundred eleven billion, two hundred million, two hundred twelve thousand, one hundred three".