242103252516 has 12 divisors (see below), whose sum is σ = 564907589232. Its totient is φ = 80701084168.

The previous prime is 242103252437. The next prime is 242103252553. The reversal of 242103252516 is 615252301242.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×242103252516² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10087635510 + ... + 10087635533.

It is an arithmetic number, because the mean of its divisors is an integer number (47075632436).

Almost surely, 2^242103252516 is an apocalyptic number.

It is an amenable number.

242103252516 is an abundant number, since it is smaller than the sum of its proper divisors (322804336716).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

242103252516 is a wasteful number, since it uses less digits than its factorization.

242103252516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20175271050 (or 20175271048 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 33.

Adding to 242103252516 its reverse (615252301242), we get a palindrome (857355553758).

The spelling of 242103252516 in words is "two hundred forty-two billion, one hundred three million, two hundred fifty-two thousand, five hundred sixteen".