216527605000122 has 32 divisors (see below), whose sum is σ = 469337640653952. Its totient is φ = 66199522544064.

The previous prime is 216527605000121. The next prime is 216527605000139. The reversal of 216527605000122 is 221000506725612.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (216527605000121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8840735958 + ... + 8840760449.

It is an arithmetic number, because the mean of its divisors is an integer number (14666801270436).

Almost surely, 2^{216527605000122} is an apocalyptic number.

216527605000122 is an abundant number, since it is smaller than the sum of its proper divisors (252810035653830).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

216527605000122 is a wasteful number, since it uses less digits than its factorization.

216527605000122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17681496582.

The product of its (nonzero) digits is 100800, while the sum is 39.

The spelling of 216527605000122 in words is "two hundred sixteen trillion, five hundred twenty-seven billion, six hundred five million, one hundred twenty-two", and thus it is an aban number.