2021130302153 has 2 divisors, whose sum is σ = 2021130302154. Its totient is φ = 2021130302152.

The previous prime is 2021130302131. The next prime is 2021130302207. The reversal of 2021130302153 is 3512030311202.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1363495265344 + 657635036809 = 1167688^2 + 810947^2 .

It is a cyclic number.

It is not a de Polignac number, because 2021130302153 - 2³⁰ = 2020056560329 is a prime.

It is not a weakly prime, because it can be changed into another prime (2021130302123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1010565151076 + 1010565151077.

It is an arithmetic number, because the mean of its divisors is an integer number (1010565151077).

Almost surely, 2^{2021130302153} is an apocalyptic number.

It is an amenable number.

2021130302153 is a deficient number, since it is larger than the sum of its proper divisors (1).

2021130302153 is an equidigital number, since it uses as much as digits as its factorization.

2021130302153 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1080, while the sum is 23.

Adding to 2021130302153 its reverse (3512030311202), we get a palindrome (5533160613355).

The spelling of 2021130302153 in words is "two trillion, twenty-one billion, one hundred thirty million, three hundred two thousand, one hundred fifty-three".