2242036021 has 8 divisors (see below), whose sum is σ = 2340498240. Its totient is φ = 2143655712.

The previous prime is 2242036019. The next prime is 2242036057. The reversal of 2242036021 is 1206302422.

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 2242036021 - 2¹ = 2242036019 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2242035983 and 2242036001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2242046021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39201 + ... + 77593.

It is an arithmetic number, because the mean of its divisors is an integer number (292562280).

Almost surely, 2^2242036021 is an apocalyptic number.

It is an amenable number.

2242036021 is a deficient number, since it is larger than the sum of its proper divisors (98462219).

2242036021 is a wasteful number, since it uses less digits than its factorization.

2242036021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40955.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 2242036021 is about 47350.1427769759. The cubic root of 2242036021 is about 1308.8228301997.

Adding to 2242036021 its reverse (1206302422), we get a palindrome (3448338443).

The spelling of 2242036021 in words is "two billion, two hundred forty-two million, thirty-six thousand, twenty-one".