240970642221 has 8 divisors (see below), whose sum is σ = 321332197024. Its totient is φ = 160628091120.

The previous prime is 240970642219. The next prime is 240970642247. The reversal of 240970642221 is 122246079042.

240970642221 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 not a de Polignac number, because 240970642221 - 2¹ = 240970642219 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 240970642221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240970642261) 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 7 ways as a sum of consecutive naturals, for example, 4721311 + ... + 4772076.

It is an arithmetic number, because the mean of its divisors is an integer number (40166524628).

Almost surely, 2^240970642221 is an apocalyptic number.

It is an amenable number.

240970642221 is a deficient number, since it is larger than the sum of its proper divisors (80361554803).

240970642221 is an equidigital number, since it uses as much as digits as its factorization.

240970642221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9501851.

The product of its (nonzero) digits is 96768, while the sum is 39.

The spelling of 240970642221 in words is "two hundred forty billion, nine hundred seventy million, six hundred forty-two thousand, two hundred twenty-one".