2322123121261 has 2 divisors, whose sum is σ = 2322123121262. Its totient is φ = 2322123121260.

The previous prime is 2322123121247. The next prime is 2322123121267. The reversal of 2322123121261 is 1621213212232.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2008824328900 + 313298792361 = 1417330^2 + 559731^2 .

It is a cyclic number.

It is not a de Polignac number, because 2322123121261 - 2¹⁷ = 2322122990189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2322123121267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1161061560630 + 1161061560631.

It is an arithmetic number, because the mean of its divisors is an integer number (1161061560631).

Almost surely, 2^{2322123121261} is an apocalyptic number.

It is an amenable number.

2322123121261 is a deficient number, since it is larger than the sum of its proper divisors (1).

2322123121261 is an equidigital number, since it uses as much as digits as its factorization.

2322123121261 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3456, while the sum is 28.

Adding to 2322123121261 its reverse (1621213212232), we get a palindrome (3943336333493).

The spelling of 2322123121261 in words is "two trillion, three hundred twenty-two billion, one hundred twenty-three million, one hundred twenty-one thousand, two hundred sixty-one".