242221320042124 has 24 divisors (see below), whose sum is σ = 433748059169040. Its totient is φ = 118293340859904.

The previous prime is 242221320042109. The next prime is 242221320042139. The reversal of 242221320042124 is 421240023122242.

It is an interprime number because it is at equal distance from previous prime (242221320042109) and next prime (242221320042139).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21464772 + ... + 30743764.

It is an arithmetic number, because the mean of its divisors is an integer number (18072835798710).

Almost surely, 2^{242221320042124} is an apocalyptic number.

It is an amenable number.

242221320042124 is a deficient number, since it is larger than the sum of its proper divisors (191526739126916).

242221320042124 is a wasteful number, since it uses less digits than its factorization.

242221320042124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9430809 (or 9430807 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 31.

Adding to 242221320042124 its reverse (421240023122242), we get a palindrome (663461343164366).

The spelling of 242221320042124 in words is "two hundred forty-two trillion, two hundred twenty-one billion, three hundred twenty million, forty-two thousand, one hundred twenty-four".