2010322121 has 4 divisors (see below), whose sum is σ = 2032910100. Its totient is φ = 1987734144.

The previous prime is 2010322109. The next prime is 2010322133. The reversal of 2010322121 is 1212230102.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (2010322109) and next prime (2010322133).

It can be written as a sum of positive squares in 2 ways, for example, as 377758096 + 1632564025 = 19436^2 + 40405^2 .

It is a cyclic number.

It is not a de Polignac number, because 2010322121 - 2⁶ = 2010322057 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2010322096 and 2010322105.

It is not an unprimeable number, because it can be changed into a prime (2010322421) 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 3 ways as a sum of consecutive naturals, for example, 11293856 + ... + 11294033.

It is an arithmetic number, because the mean of its divisors is an integer number (508227525).

Almost surely, 2^2010322121 is an apocalyptic number.

It is an amenable number.

2010322121 is a deficient number, since it is larger than the sum of its proper divisors (22587979).

2010322121 is an equidigital number, since it uses as much as digits as its factorization.

2010322121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22587978.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 2010322121 is about 44836.6158513329. The cubic root of 2010322121 is about 1262.0848412551.

Adding to 2010322121 its reverse (1212230102), we get a palindrome (3222552223).

It can be divided in two parts, 20103 and 22121, that added together give a palindrome (42224).

The spelling of 2010322121 in words is "two billion, ten million, three hundred twenty-two thousand, one hundred twenty-one".