15352122242 has 8 divisors (see below), whose sum is σ = 23037555600. Its totient is φ = 7672937044.

The previous prime is 15352122229. The next prime is 15352122259. The reversal of 15352122242 is 24222125351.

It is a happy number.

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

It is a super-2 number, since 2×15352122242² (a number of 21 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, 1555892 + ... + 1565727.

It is an arithmetic number, because the mean of its divisors is an integer number (2879694450).

Almost surely, 2^15352122242 is an apocalyptic number.

15352122242 is a deficient number, since it is larger than the sum of its proper divisors (7685433358).

15352122242 is a wasteful number, since it uses less digits than its factorization.

15352122242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3124080.

The product of its digits is 9600, while the sum is 29.

Adding to 15352122242 its reverse (24222125351), we get a palindrome (39574247593).

The spelling of 15352122242 in words is "fifteen billion, three hundred fifty-two million, one hundred twenty-two thousand, two hundred forty-two".