2330120011221 has 24 divisors (see below), whose sum is σ = 3574955029464. Its totient is φ = 1457423953920.

The previous prime is 2330120011211. The next prime is 2330120011237. The reversal of 2330120011221 is 1221100210332.

2330120011221 is a `hidden beast` number, since 2 + 330 + 1 + 200 + 112 + 21 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 1047234321 + 2329072776900 = 32361^2 + 1526130^2 .

It is not a de Polignac number, because 2330120011221 - 2³⁰ = 2329046269397 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2330120011194 and 2330120011203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2330120011211) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 23972860 + ... + 24069861.

It is an arithmetic number, because the mean of its divisors is an integer number (148956459561).

Almost surely, 2^{2330120011221} is an apocalyptic number.

It is an amenable number.

2330120011221 is a deficient number, since it is larger than the sum of its proper divisors (1244835018243).

2330120011221 is a wasteful number, since it uses less digits than its factorization.

2330120011221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48043061 (or 48043058 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 2330120011221 its reverse (1221100210332), we get a palindrome (3551220221553).

The spelling of 2330120011221 in words is "two trillion, three hundred thirty billion, one hundred twenty million, eleven thousand, two hundred twenty-one".