216068423122 has 8 divisors (see below), whose sum is σ = 325747826316. Its totient is φ = 107485814352.

The previous prime is 216068423113. The next prime is 216068423147. The reversal of 216068423122 is 221324860612.

It can be written as a sum of positive squares in 2 ways, for example, as 215685007561 + 383415561 = 464419^2 + 19581^2 .

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

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, 274198113 + ... + 274198900.

Almost surely, 2^216068423122 is an apocalyptic number.

216068423122 is a deficient number, since it is larger than the sum of its proper divisors (109679403194).

216068423122 is a wasteful number, since it uses less digits than its factorization.

216068423122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 548397212.

The product of its (nonzero) digits is 55296, while the sum is 37.

The spelling of 216068423122 in words is "two hundred sixteen billion, sixty-eight million, four hundred twenty-three thousand, one hundred twenty-two".