202104201043 has 2 divisors, whose sum is σ = 202104201044. Its totient is φ = 202104201042.

The previous prime is 202104201041. The next prime is 202104201073. The reversal of 202104201043 is 340102401202.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 202104201043 - 2¹ = 202104201041 is a prime.

It is a super-2 number, since 2×202104201043² (a number of 23 digits) contains 22 as substring.

Together with 202104201041, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 202104201043.

It is not a weakly prime, because it can be changed into another prime (202104201041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101052100521 + 101052100522.

It is an arithmetic number, because the mean of its divisors is an integer number (101052100522).

Almost surely, 2^202104201043 is an apocalyptic number.

202104201043 is a deficient number, since it is larger than the sum of its proper divisors (1).

202104201043 is an equidigital number, since it uses as much as digits as its factorization.

202104201043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 202104201043 its reverse (340102401202), we get a palindrome (542206602245).

The spelling of 202104201043 in words is "two hundred two billion, one hundred four million, two hundred one thousand, forty-three".