12210221001019 has 2 divisors, whose sum is σ = 12210221001020. Its totient is φ = 12210221001018.

The previous prime is 12210221000993. The next prime is 12210221001029. The reversal of 12210221001019 is 91010012201221.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12210221001019 - 2¹⁷ = 12210220869947 is a prime.

It is a super-2 number, since 2×12210221001019² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (12210221001029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6105110500509 + 6105110500510.

It is an arithmetic number, because the mean of its divisors is an integer number (6105110500510).

Almost surely, 2^{12210221001019} is an apocalyptic number.

12210221001019 is a deficient number, since it is larger than the sum of its proper divisors (1).

12210221001019 is an equidigital number, since it uses as much as digits as its factorization.

12210221001019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 22.

The spelling of 12210221001019 in words is "twelve trillion, two hundred ten billion, two hundred twenty-one million, one thousand, nineteen".