17121145030 has 32 divisors (see below), whose sum is σ = 35081434368. Its totient is φ = 5955180000.

The previous prime is 17121145021. The next prime is 17121145033. The reversal of 17121145030 is 3054112171.

It is a junction number, because it is equal to n+sod(n) for n = 17121144986 and 17121145004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (17121145033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3381096 + ... + 3386155.

It is an arithmetic number, because the mean of its divisors is an integer number (1096294824).

Almost surely, 2^17121145030 is an apocalyptic number.

17121145030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

17121145030 is an abundant number, since it is smaller than the sum of its proper divisors (17960289338).

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

17121145030 is a wasteful number, since it uses less digits than its factorization.

17121145030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6767292.

The product of its (nonzero) digits is 840, while the sum is 25.

The spelling of 17121145030 in words is "seventeen billion, one hundred twenty-one million, one hundred forty-five thousand, thirty".