1010021100103 has 2 divisors, whose sum is σ = 1010021100104. Its totient is φ = 1010021100102.

The previous prime is 1010021100089. The next prime is 1010021100161. The reversal of 1010021100103 is 3010011200101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1010021100103 - 2⁵ = 1010021100071 is a prime.

It is a super-2 number, since 2×1010021100103² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1010021100103.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1010021100163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505010550051 + 505010550052.

It is an arithmetic number, because the mean of its divisors is an integer number (505010550052).

Almost surely, 2^{1010021100103} is an apocalyptic number.

1010021100103 is a deficient number, since it is larger than the sum of its proper divisors (1).

1010021100103 is an equidigital number, since it uses as much as digits as its factorization.

1010021100103 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 10.

Adding to 1010021100103 its reverse (3010011200101), we get a palindrome (4020032300204).

The spelling of 1010021100103 in words is "one trillion, ten billion, twenty-one million, one hundred thousand, one hundred three".