11233302121 has 2 divisors, whose sum is σ = 11233302122. Its totient is φ = 11233302120.

The previous prime is 11233302103. The next prime is 11233302137. The reversal of 11233302121 is 12120333211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10916070400 + 317231721 = 104480^2 + 17811^2 .

It is a cyclic number.

It is not a de Polignac number, because 11233302121 - 2⁷ = 11233301993 is a prime.

It is not a weakly prime, because it can be changed into another prime (11233302181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5616651060 + 5616651061.

It is an arithmetic number, because the mean of its divisors is an integer number (5616651061).

Almost surely, 2^11233302121 is an apocalyptic number.

It is an amenable number.

11233302121 is a deficient number, since it is larger than the sum of its proper divisors (1).

11233302121 is an equidigital number, since it uses as much as digits as its factorization.

11233302121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 11233302121 its reverse (12120333211), we get a palindrome (23353635332).

The spelling of 11233302121 in words is "eleven billion, two hundred thirty-three million, three hundred two thousand, one hundred twenty-one".