2421162281209 has 32 divisors (see below), whose sum is σ = 2851477364736. Its totient is φ = 2012675636160.

The previous prime is 2421162281173. The next prime is 2421162281221. The reversal of 2421162281209 is 9021822611242.

It is not a de Polignac number, because 2421162281209 - 2⁷ = 2421162281081 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2421162281009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 35214864 + ... + 35283550.

It is an arithmetic number, because the mean of its divisors is an integer number (89108667648).

Almost surely, 2^{2421162281209} is an apocalyptic number.

It is an amenable number.

2421162281209 is a deficient number, since it is larger than the sum of its proper divisors (430315083527).

2421162281209 is a wasteful number, since it uses less digits than its factorization.

2421162281209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69565.

The product of its (nonzero) digits is 55296, while the sum is 40.

The spelling of 2421162281209 in words is "two trillion, four hundred twenty-one billion, one hundred sixty-two million, two hundred eighty-one thousand, two hundred nine".