2010521717020 has 24 divisors (see below), whose sum is σ = 4227460436304. Its totient is φ = 803186814336.

The previous prime is 2010521716997. The next prime is 2010521717021. The reversal of 2010521717020 is 207171250102.

It is a self number, because there is not a number n which added to its sum of digits gives 2010521717020.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2010521717021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63850897 + ... + 63882376.

It is an arithmetic number, because the mean of its divisors is an integer number (176144184846).

Almost surely, 2^{2010521717020} is an apocalyptic number.

2010521717020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2010521717020 is an abundant number, since it is smaller than the sum of its proper divisors (2216938719284).

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

2010521717020 is a wasteful number, since it uses less digits than its factorization.

2010521717020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127734069 (or 127734067 counting only the distinct ones).

The product of its (nonzero) digits is 1960, while the sum is 28.

Adding to 2010521717020 its reverse (207171250102), we get a palindrome (2217692967122).

The spelling of 2010521717020 in words is "two trillion, ten billion, five hundred twenty-one million, seven hundred seventeen thousand, twenty".