17212939961122 has 16 divisors (see below), whose sum is σ = 27339722157240. Its totient is φ = 8099755664128.

The previous prime is 17212939961117. The next prime is 17212939961131. The reversal of 17212939961122 is 22116993921271.

It can be written as a sum of positive squares in 4 ways, for example, as 17172976352841 + 39963608281 = 4144029^2 + 199909^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13485997 + ... + 14707072.

Almost surely, 2^{17212939961122} is an apocalyptic number.

17212939961122 is a deficient number, since it is larger than the sum of its proper divisors (10126782196118).

17212939961122 is a wasteful number, since it uses less digits than its factorization.

17212939961122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28211045.

The product of its digits is 1469664, while the sum is 55.

The spelling of 17212939961122 in words is "seventeen trillion, two hundred twelve billion, nine hundred thirty-nine million, nine hundred sixty-one thousand, one hundred twenty-two".