2223233233261 has 2 divisors, whose sum is σ = 2223233233262. Its totient is φ = 2223233233260.

The previous prime is 2223233233253. The next prime is 2223233233349. The reversal of 2223233233261 is 1623323323222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2010352501161 + 212880732100 = 1417869^2 + 461390^2 .

It is a cyclic number.

It is not a de Polignac number, because 2223233233261 - 2³ = 2223233233253 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2223233233961) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1111616616630 + 1111616616631.

It is an arithmetic number, because the mean of its divisors is an integer number (1111616616631).

Almost surely, 2^{2223233233261} is an apocalyptic number.

It is an amenable number.

2223233233261 is a deficient number, since it is larger than the sum of its proper divisors (1).

2223233233261 is an equidigital number, since it uses as much as digits as its factorization.

2223233233261 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 93312, while the sum is 34.

Adding to 2223233233261 its reverse (1623323323222), we get a palindrome (3846556556483).

The spelling of 2223233233261 in words is "two trillion, two hundred twenty-three billion, two hundred thirty-three million, two hundred thirty-three thousand, two hundred sixty-one".