17020921106 has 16 divisors (see below), whose sum is σ = 30184885440. Its totient is φ = 7043139600.

The previous prime is 17020920949. The next prime is 17020921109. The reversal of 17020921106 is 60112902071.

17020921106 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (17020921109) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 20961320 + ... + 20962131.

It is an arithmetic number, because the mean of its divisors is an integer number (1886555340).

Almost surely, 2^17020921106 is an apocalyptic number.

17020921106 is a deficient number, since it is larger than the sum of its proper divisors (13163964334).

17020921106 is a wasteful number, since it uses less digits than its factorization.

17020921106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41923489.

The product of its (nonzero) digits is 1512, while the sum is 29.

The spelling of 17020921106 in words is "seventeen billion, twenty million, nine hundred twenty-one thousand, one hundred six".