215341341242 has 16 divisors (see below), whose sum is σ = 328488912864. Its totient is φ = 105846990000.

The previous prime is 215341341233. The next prime is 215341341269. The reversal of 215341341242 is 242143143512.

It is a junction number, because it is equal to n+sod(n) for n = 215341341199 and 215341341208.

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, 266384 + ... + 708267.

It is an arithmetic number, because the mean of its divisors is an integer number (20530557054).

Almost surely, 2^215341341242 is an apocalyptic number.

215341341242 is a deficient number, since it is larger than the sum of its proper divisors (113147571622).

215341341242 is a wasteful number, since it uses less digits than its factorization.

215341341242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 976525.

The product of its digits is 23040, while the sum is 32.

Adding to 215341341242 its reverse (242143143512), we get a palindrome (457484484754).

The spelling of 215341341242 in words is "two hundred fifteen billion, three hundred forty-one million, three hundred forty-one thousand, two hundred forty-two".