2321010130121 has 4 divisors (see below), whose sum is σ = 2322358772244. Its totient is φ = 2319661488000.

The previous prime is 2321010130069. The next prime is 2321010130163. The reversal of 2321010130121 is 1210310101232.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1554797017225 + 766213112896 = 1246915^2 + 875336^2 .

It is a cyclic number.

It is not a de Polignac number, because 2321010130121 - 2⁶ = 2321010130057 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2321010130121.

It is not an unprimeable number, because it can be changed into a prime (2321010630121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 674318480 + ... + 674321921.

It is an arithmetic number, because the mean of its divisors is an integer number (580589693061).

Almost surely, 2^{2321010130121} is an apocalyptic number.

It is an amenable number.

2321010130121 is a deficient number, since it is larger than the sum of its proper divisors (1348642123).

2321010130121 is a wasteful number, since it uses less digits than its factorization.

2321010130121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1348642122.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 2321010130121 its reverse (1210310101232), we get a palindrome (3531320231353).

The spelling of 2321010130121 in words is "two trillion, three hundred twenty-one billion, ten million, one hundred thirty thousand, one hundred twenty-one".