216315341312104 has 16 divisors (see below), whose sum is σ = 412240302091620. Its totient is φ = 106384594087680.

The previous prime is 216315341312089. The next prime is 216315341312117. The reversal of 216315341312104 is 401213143513612.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 216299084552100 + 16256760004 = 14707110^2 + 127502^2 .

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, 221634570529 + ... + 221634571504.

Almost surely, 2^{216315341312104} is an apocalyptic number.

It is an amenable number.

216315341312104 is a deficient number, since it is larger than the sum of its proper divisors (195924960779516).

216315341312104 is a wasteful number, since it uses less digits than its factorization.

216315341312104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 443269142100 (or 443269142096 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 37.

Adding to 216315341312104 its reverse (401213143513612), we get a palindrome (617528484825716).

The spelling of 216315341312104 in words is "two hundred sixteen trillion, three hundred fifteen billion, three hundred forty-one million, three hundred twelve thousand, one hundred four".