2220112021009 has 2 divisors, whose sum is σ = 2220112021010. Its totient is φ = 2220112021008.

The previous prime is 2220112020989. The next prime is 2220112021081. The reversal of 2220112021009 is 9001202110222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1488163329409 + 731948691600 = 1219903^2 + 855540^2 .

It is a cyclic number.

It is not a de Polignac number, because 2220112021009 - 2¹³ = 2220112012817 is a prime.

It is not a weakly prime, because it can be changed into another prime (2220112121009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1110056010504 + 1110056010505.

It is an arithmetic number, because the mean of its divisors is an integer number (1110056010505).

Almost surely, 2^{2220112021009} is an apocalyptic number.

It is an amenable number.

2220112021009 is a deficient number, since it is larger than the sum of its proper divisors (1).

2220112021009 is an equidigital number, since it uses as much as digits as its factorization.

2220112021009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 22.

The spelling of 2220112021009 in words is "two trillion, two hundred twenty billion, one hundred twelve million, twenty-one thousand, nine".