12020202479 has 2 divisors, whose sum is σ = 12020202480. Its totient is φ = 12020202478.

The previous prime is 12020202437. The next prime is 12020202497. The reversal of 12020202479 is 97420202021.

Together with next prime (12020202497) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12020202479 - 2²⁸ = 11751767023 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12020202079) 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, 6010101239 + 6010101240.

It is an arithmetic number, because the mean of its divisors is an integer number (6010101240).

Almost surely, 2^12020202479 is an apocalyptic number.

12020202479 is a deficient number, since it is larger than the sum of its proper divisors (1).

12020202479 is an equidigital number, since it uses as much as digits as its factorization.

12020202479 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4032, while the sum is 29.

The spelling of 12020202479 in words is "twelve billion, twenty million, two hundred two thousand, four hundred seventy-nine".