242641221061 has 8 divisors (see below), whose sum is σ = 253869644160. Its totient is φ = 231469365072.

The previous prime is 242641221049. The next prime is 242641221073. The reversal of 242641221061 is 160122146242.

It is an interprime number because it is at equal distance from previous prime (242641221049) and next prime (242641221073).

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-242641221061 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 (242641221461) 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, 14133001 + ... + 14150158.

It is an arithmetic number, because the mean of its divisors is an integer number (31733705520).

Almost surely, 2^242641221061 is an apocalyptic number.

It is an amenable number.

242641221061 is a deficient number, since it is larger than the sum of its proper divisors (11228423099).

242641221061 is a wasteful number, since it uses less digits than its factorization.

242641221061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28283555.

The product of its (nonzero) digits is 9216, while the sum is 31.

The spelling of 242641221061 in words is "two hundred forty-two billion, six hundred forty-one million, two hundred twenty-one thousand, sixty-one".