16957821122 has 30 divisors (see below), whose sum is σ = 28017047145. Its totient is φ = 7697971600.

The previous prime is 16957821103. The next prime is 16957821173. The reversal of 16957821122 is 22112875961.

16957821122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 9346829041 + 7610992081 = 96679^2 + 87241^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=92081.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 22283222 + ... + 22283982.

Almost surely, 2^16957821122 is an apocalyptic number.

16957821122 is a deficient number, since it is larger than the sum of its proper divisors (11059226023).

16957821122 is an frugal number, since it uses more digits than its factorization.

16957821122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1568 (or 774 counting only the distinct ones).

The product of its digits is 120960, while the sum is 44.

The spelling of 16957821122 in words is "sixteen billion, nine hundred fifty-seven million, eight hundred twenty-one thousand, one hundred twenty-two".