2242168450021 has 8 divisors (see below), whose sum is σ = 2319716689920. Its totient is φ = 2164635682608.

The previous prime is 2242168450019. The next prime is 2242168450043. The reversal of 2242168450021 is 1200548612422.

2242168450021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2242168450021 - 2¹ = 2242168450019 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2242168450001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3572901 + ... + 4153306.

It is an arithmetic number, because the mean of its divisors is an integer number (289964586240).

Almost surely, 2^{2242168450021} is an apocalyptic number.

It is an amenable number.

2242168450021 is a deficient number, since it is larger than the sum of its proper divisors (77548239899).

2242168450021 is a wasteful number, since it uses less digits than its factorization.

2242168450021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7736243.

The product of its (nonzero) digits is 61440, while the sum is 37.

The spelling of 2242168450021 in words is "two trillion, two hundred forty-two billion, one hundred sixty-eight million, four hundred fifty thousand, twenty-one".