203122202279 has 2 divisors, whose sum is σ = 203122202280. Its totient is φ = 203122202278.

The previous prime is 203122202221. The next prime is 203122202281. The reversal of 203122202279 is 972202221302.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-203122202279 is a prime.

Together with 203122202281, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (203122204279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101561101139 + 101561101140.

It is an arithmetic number, because the mean of its divisors is an integer number (101561101140).

Almost surely, 2^203122202279 is an apocalyptic number.

203122202279 is a deficient number, since it is larger than the sum of its proper divisors (1).

203122202279 is an equidigital number, since it uses as much as digits as its factorization.

203122202279 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12096, while the sum is 32.

The spelling of 203122202279 in words is "two hundred three billion, one hundred twenty-two million, two hundred two thousand, two hundred seventy-nine".