1012202020103 has 2 divisors, whose sum is σ = 1012202020104. Its totient is φ = 1012202020102.

The previous prime is 1012202020097. The next prime is 1012202020111. The reversal of 1012202020103 is 3010202022101.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1012202020103 - 2⁴ = 1012202020087 is a prime.

It is a super-2 number, since 2×1012202020103² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1012202020133) 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, 506101010051 + 506101010052.

It is an arithmetic number, because the mean of its divisors is an integer number (506101010052).

Almost surely, 2^{1012202020103} is an apocalyptic number.

1012202020103 is a deficient number, since it is larger than the sum of its proper divisors (1).

1012202020103 is an equidigital number, since it uses as much as digits as its factorization.

1012202020103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 1012202020103 its reverse (3010202022101), we get a palindrome (4022404042204).

The spelling of 1012202020103 in words is "one trillion, twelve billion, two hundred two million, twenty thousand, one hundred three".