100202000020103 has 2 divisors, whose sum is σ = 100202000020104. Its totient is φ = 100202000020102.

The previous prime is 100202000020099. The next prime is 100202000020141. The reversal of 100202000020103 is 301020000202001.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 100202000020103 - 2² = 100202000020099 is a prime.

It is a super-2 number, since 2×100202000020103² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100202000020183) 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, 50101000010051 + 50101000010052.

It is an arithmetic number, because the mean of its divisors is an integer number (50101000010052).

Almost surely, 2^{100202000020103} is an apocalyptic number.

100202000020103 is a deficient number, since it is larger than the sum of its proper divisors (1).

100202000020103 is an equidigital number, since it uses as much as digits as its factorization.

100202000020103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24, while the sum is 11.

Adding to 100202000020103 its reverse (301020000202001), we get a palindrome (401222000222104).

The spelling of 100202000020103 in words is "one hundred trillion, two hundred two billion, twenty thousand, one hundred three".