2021122012103 has 2 divisors, whose sum is σ = 2021122012104. Its totient is φ = 2021122012102.

The previous prime is 2021122012067. The next prime is 2021122012109. The reversal of 2021122012103 is 3012102211202.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2021122012103 - 2¹⁴ = 2021121995719 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2021122012109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1010561006051 + 1010561006052.

It is an arithmetic number, because the mean of its divisors is an integer number (1010561006052).

Almost surely, 2^{2021122012103} is an apocalyptic number.

2021122012103 is a deficient number, since it is larger than the sum of its proper divisors (1).

2021122012103 is an equidigital number, since it uses as much as digits as its factorization.

2021122012103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 2021122012103 its reverse (3012102211202), we get a palindrome (5033224223305).

The spelling of 2021122012103 in words is "two trillion, twenty-one billion, one hundred twenty-two million, twelve thousand, one hundred three".