202010120121001 has 8 divisors (see below), whose sum is σ = 209286500447880. Its totient is φ = 194754440735232.

The previous prime is 202010120120993. The next prime is 202010120121037. The reversal of 202010120121001 is 100121021010202.

It can be written as a sum of positive squares in 4 ways, for example, as 8829336816400 + 193180783304601 = 2971420^2 + 13898949^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 202010120121001 - 2³ = 202010120120993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (202010120421001) 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, 5175215410 + ... + 5175254443.

It is an arithmetic number, because the mean of its divisors is an integer number (26160812555985).

Almost surely, 2^{202010120121001} is an apocalyptic number.

It is an amenable number.

202010120121001 is a deficient number, since it is larger than the sum of its proper divisors (7276380326879).

202010120121001 is a wasteful number, since it uses less digits than its factorization.

202010120121001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10350470555.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 202010120121001 its reverse (100121021010202), we get a palindrome (302131141131203).

The spelling of 202010120121001 in words is "two hundred two trillion, ten billion, one hundred twenty million, one hundred twenty-one thousand, one".