202104430279 has 2 divisors, whose sum is σ = 202104430280. Its totient is φ = 202104430278.

The previous prime is 202104430277. The next prime is 202104430313. The reversal of 202104430279 is 972034401202.

It is an a-pointer prime, because the next prime (202104430313) can be obtained adding 202104430279 to its sum of digits (34).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 202104430279 - 2¹ = 202104430277 is a prime.

Together with 202104430277, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (202104430271) 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, 101052215139 + 101052215140.

It is an arithmetic number, because the mean of its divisors is an integer number (101052215140).

Almost surely, 2^202104430279 is an apocalyptic number.

202104430279 is a deficient number, since it is larger than the sum of its proper divisors (1).

202104430279 is an equidigital number, since it uses as much as digits as its factorization.

202104430279 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24192, while the sum is 34.

The spelling of 202104430279 in words is "two hundred two billion, one hundred four million, four hundred thirty thousand, two hundred seventy-nine".