1111020102103 has 2 divisors, whose sum is σ = 1111020102104. Its totient is φ = 1111020102102.

The previous prime is 1111020102083. The next prime is 1111020102109. The reversal of 1111020102103 is 3012010201111.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (3012010201111) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1111020102103 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1111020102109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555510051051 + 555510051052.

It is an arithmetic number, because the mean of its divisors is an integer number (555510051052).

Almost surely, 2^{1111020102103} is an apocalyptic number.

1111020102103 is a deficient number, since it is larger than the sum of its proper divisors (1).

1111020102103 is an equidigital number, since it uses as much as digits as its factorization.

1111020102103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 1111020102103 its reverse (3012010201111), we get a palindrome (4123030303214).

The spelling of 1111020102103 in words is "one trillion, one hundred eleven billion, twenty million, one hundred two thousand, one hundred three".