1020101110103 has 2 divisors, whose sum is σ = 1020101110104. Its totient is φ = 1020101110102.

The previous prime is 1020101110043. The next prime is 1020101110139. The reversal of 1020101110103 is 3010111010201.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1020101110103 - 2¹² = 1020101106007 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1020101110153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 510050555051 + 510050555052.

It is an arithmetic number, because the mean of its divisors is an integer number (510050555052).

Almost surely, 2^{1020101110103} is an apocalyptic number.

1020101110103 is a deficient number, since it is larger than the sum of its proper divisors (1).

1020101110103 is an equidigital number, since it uses as much as digits as its factorization.

1020101110103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6, while the sum is 11.

Adding to 1020101110103 its reverse (3010111010201), we get a palindrome (4030212120304).

The spelling of 1020101110103 in words is "one trillion, twenty billion, one hundred one million, one hundred ten thousand, one hundred three".