17042122312 has 8 divisors (see below), whose sum is σ = 31953979350. Its totient is φ = 8521061152.

The previous prime is 17042122303. The next prime is 17042122313. The reversal of 17042122312 is 21322124071.

It can be written as a sum of positive squares in only one way, i.e., 15206342596 + 1835779716 = 123314^2 + 42846^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (17042122313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1065132637 + ... + 1065132652.

Almost surely, 2^17042122312 is an apocalyptic number.

It is an amenable number.

17042122312 is a deficient number, since it is larger than the sum of its proper divisors (14911857038).

17042122312 is a wasteful number, since it uses less digits than its factorization.

17042122312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2130265295 (or 2130265291 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 25.

Adding to 17042122312 its reverse (21322124071), we get a palindrome (38364246383).

The spelling of 17042122312 in words is "seventeen billion, forty-two million, one hundred twenty-two thousand, three hundred twelve".