2011011102103 has 2 divisors, whose sum is σ = 2011011102104. Its totient is φ = 2011011102102.

The previous prime is 2011011102091. The next prime is 2011011102127. The reversal of 2011011102103 is 3012011101102.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2011011102103 - 2⁵ = 2011011102071 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2011011172103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1005505551051 + 1005505551052.

It is an arithmetic number, because the mean of its divisors is an integer number (1005505551052).

Almost surely, 2^{2011011102103} is an apocalyptic number.

2011011102103 is a deficient number, since it is larger than the sum of its proper divisors (1).

2011011102103 is an equidigital number, since it uses as much as digits as its factorization.

2011011102103 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 2011011102103 its reverse (3012011101102), we get a palindrome (5023022203205).

The spelling of 2011011102103 in words is "two trillion, eleven billion, eleven million, one hundred two thousand, one hundred three".