12221002220293 has 2 divisors, whose sum is σ = 12221002220294. Its totient is φ = 12221002220292.

The previous prime is 12221002220269. The next prime is 12221002220369. The reversal of 12221002220293 is 39202220012221.

12221002220293 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12204241810849 + 16760409444 = 3493457^2 + 129462^2 .

It is a cyclic number.

It is not a de Polignac number, because 12221002220293 - 2³⁷ = 12083563266821 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12221002220213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6110501110146 + 6110501110147.

It is an arithmetic number, because the mean of its divisors is an integer number (6110501110147).

Almost surely, 2^{12221002220293} is an apocalyptic number.

It is an amenable number.

12221002220293 is a deficient number, since it is larger than the sum of its proper divisors (1).

12221002220293 is an equidigital number, since it uses as much as digits as its factorization.

12221002220293 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 28.

The spelling of 12221002220293 in words is "twelve trillion, two hundred twenty-one billion, two million, two hundred twenty thousand, two hundred ninety-three".