2323202012221 has 4 divisors (see below), whose sum is σ = 2346204012444. Its totient is φ = 2300200012000.

The previous prime is 2323202012213. The next prime is 2323202012269. The reversal of 2323202012221 is 1222102023232.

2323202012221 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 2138572812996 + 184629199225 = 1462386^2 + 429685^2 .

It is a cyclic number.

It is not a de Polignac number, because 2323202012221 - 2³ = 2323202012213 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2323202012192 and 2323202012201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2323202412221) 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, 11500999960 + ... + 11501000161.

It is an arithmetic number, because the mean of its divisors is an integer number (586551003111).

Almost surely, 2^{2323202012221} is an apocalyptic number.

It is an amenable number.

2323202012221 is a deficient number, since it is larger than the sum of its proper divisors (23002000223).

2323202012221 is a wasteful number, since it uses less digits than its factorization.

2323202012221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23002000222.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 2323202012221 its reverse (1222102023232), we get a palindrome (3545304035453).

The spelling of 2323202012221 in words is "two trillion, three hundred twenty-three billion, two hundred two million, twelve thousand, two hundred twenty-one".