12121020063583 has 2 divisors, whose sum is σ = 12121020063584. Its totient is φ = 12121020063582.

The previous prime is 12121020063517. The next prime is 12121020063589. The reversal of 12121020063583 is 38536002012121.

12121020063583 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12121020063583 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12121020063589) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6060510031791 + 6060510031792.

It is an arithmetic number, because the mean of its divisors is an integer number (6060510031792).

Almost surely, 2^{12121020063583} is an apocalyptic number.

12121020063583 is a deficient number, since it is larger than the sum of its proper divisors (1).

12121020063583 is an equidigital number, since it uses as much as digits as its factorization.

12121020063583 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17280, while the sum is 34.

The spelling of 12121020063583 in words is "twelve trillion, one hundred twenty-one billion, twenty million, sixty-three thousand, five hundred eighty-three".