15242532215101 has 8 divisors (see below), whose sum is σ = 15439021726464. Its totient is φ = 15046348526400.

The previous prime is 15242532215093. The next prime is 15242532215129. The reversal of 15242532215101 is 10151223524251.

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 15242532215101 - 2³ = 15242532215093 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 (15242532215171) 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, 76355341 + ... + 76554706.

It is an arithmetic number, because the mean of its divisors is an integer number (1929877715808).

Almost surely, 2^{15242532215101} is an apocalyptic number.

It is an amenable number.

15242532215101 is a deficient number, since it is larger than the sum of its proper divisors (196489511363).

15242532215101 is a wasteful number, since it uses less digits than its factorization.

15242532215101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152911331.

The product of its (nonzero) digits is 24000, while the sum is 34.

Adding to 15242532215101 its reverse (10151223524251), we get a palindrome (25393755739352).

The spelling of 15242532215101 in words is "fifteen trillion, two hundred forty-two billion, five hundred thirty-two million, two hundred fifteen thousand, one hundred one".