111102021383 has 2 divisors, whose sum is σ = 111102021384. Its totient is φ = 111102021382.

The previous prime is 111102021361. The next prime is 111102021389. The reversal of 111102021383 is 383120201111.

It is a strong prime.

It is an emirp because it is prime and its reverse (383120201111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 111102021383 - 2⁸ = 111102021127 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111102021389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55551010691 + 55551010692.

It is an arithmetic number, because the mean of its divisors is an integer number (55551010692).

Almost surely, 2^111102021383 is an apocalyptic number.

111102021383 is a deficient number, since it is larger than the sum of its proper divisors (1).

111102021383 is an equidigital number, since it uses as much as digits as its factorization.

111102021383 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 23.

Adding to 111102021383 its reverse (383120201111), we get a palindrome (494222222494).

The spelling of 111102021383 in words is "one hundred eleven billion, one hundred two million, twenty-one thousand, three hundred eighty-three".