20122001210279 has 2 divisors, whose sum is σ = 20122001210280. Its totient is φ = 20122001210278.

The previous prime is 20122001210183. The next prime is 20122001210281. The reversal of 20122001210279 is 97201210022102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20122001210279 - 2²⁸ = 20121732774823 is a prime.

Together with 20122001210281, 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 (20122001210299) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10061000605139 + 10061000605140.

It is an arithmetic number, because the mean of its divisors is an integer number (10061000605140).

Almost surely, 2^{20122001210279} is an apocalyptic number.

20122001210279 is a deficient number, since it is larger than the sum of its proper divisors (1).

20122001210279 is an equidigital number, since it uses as much as digits as its factorization.

20122001210279 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2016, while the sum is 29.

The spelling of 20122001210279 in words is "twenty trillion, one hundred twenty-two billion, one million, two hundred ten thousand, two hundred seventy-nine".