2010013121 has 4 divisors (see below), whose sum is σ = 2044081200. Its totient is φ = 1975945044.

The previous prime is 2010013099. The next prime is 2010013133. The reversal of 2010013121 is 1213100102.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2010013121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2010013141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17033951 + ... + 17034068.

It is an arithmetic number, because the mean of its divisors is an integer number (511020300).

Almost surely, 2^2010013121 is an apocalyptic number.

It is an amenable number.

2010013121 is a deficient number, since it is larger than the sum of its proper divisors (34068079).

2010013121 is an equidigital number, since it uses as much as digits as its factorization.

2010013121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34068078.

The product of its (nonzero) digits is 12, while the sum is 11.

The square root of 2010013121 is about 44833.1698745471. The cubic root of 2010013121 is about 1262.0201743053.

Adding to 2010013121 its reverse (1213100102), we get a palindrome (3223113223).

The spelling of 2010013121 in words is "two billion, ten million, thirteen thousand, one hundred twenty-one".