11621352233 has 2 divisors, whose sum is σ = 11621352234. Its totient is φ = 11621352232.

The previous prime is 11621352229. The next prime is 11621352247. The reversal of 11621352233 is 33225312611.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7087619344 + 4533732889 = 84188^2 + 67333^2 .

It is a cyclic number.

It is not a de Polignac number, because 11621352233 - 2² = 11621352229 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11621352196 and 11621352205.

It is not a weakly prime, because it can be changed into another prime (11621351233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5810676116 + 5810676117.

It is an arithmetic number, because the mean of its divisors is an integer number (5810676117).

Almost surely, 2^11621352233 is an apocalyptic number.

It is an amenable number.

11621352233 is a deficient number, since it is larger than the sum of its proper divisors (1).

11621352233 is an equidigital number, since it uses as much as digits as its factorization.

11621352233 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6480, while the sum is 29.

Adding to 11621352233 its reverse (33225312611), we get a palindrome (44846664844).

The spelling of 11621352233 in words is "eleven billion, six hundred twenty-one million, three hundred fifty-two thousand, two hundred thirty-three".