2242421420989 has 2 divisors, whose sum is σ = 2242421420990. Its totient is φ = 2242421420988.

The previous prime is 2242421420957. The next prime is 2242421420999. The reversal of 2242421420989 is 9890241242422.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1673478576900 + 568942844089 = 1293630^2 + 754283^2 .

It is a cyclic number.

It is not a de Polignac number, because 2242421420989 - 2⁵ = 2242421420957 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2242421420929) 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, 1121210710494 + 1121210710495.

It is an arithmetic number, because the mean of its divisors is an integer number (1121210710495).

Almost surely, 2^{2242421420989} is an apocalyptic number.

It is an amenable number.

2242421420989 is a deficient number, since it is larger than the sum of its proper divisors (1).

2242421420989 is an equidigital number, since it uses as much as digits as its factorization.

2242421420989 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1327104, while the sum is 49.

The spelling of 2242421420989 in words is "two trillion, two hundred forty-two billion, four hundred twenty-one million, four hundred twenty thousand, nine hundred eighty-nine".