11332312001 has 2 divisors, whose sum is σ = 11332312002. Its totient is φ = 11332312000.

The previous prime is 11332311983. The next prime is 11332312003. The reversal of 11332312001 is 10021323311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10592526400 + 739785601 = 102920^2 + 27199^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11332312001 is a prime.

Together with 11332312003, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (11332312003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5666156000 + 5666156001.

It is an arithmetic number, because the mean of its divisors is an integer number (5666156001).

Almost surely, 2^11332312001 is an apocalyptic number.

It is an amenable number.

11332312001 is a deficient number, since it is larger than the sum of its proper divisors (1).

11332312001 is an equidigital number, since it uses as much as digits as its factorization.

11332312001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 11332312001 its reverse (10021323311), we get a palindrome (21353635312).

The spelling of 11332312001 in words is "eleven billion, three hundred thirty-two million, three hundred twelve thousand, one".