32013321251 has 2 divisors, whose sum is σ = 32013321252.
Its totient is φ = 32013321250.
The previous prime is 32013321229. The next prime is 32013321253. The reversal of 32013321251 is 15212331023.
Adding to 32013321251 its reverse (15212331023), we get a palindrome (47225652274).
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 32013321251 - 26 = 32013321187 is a prime.
It is a Sophie Germain prime.
Together with 32013321253, 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 (32013321253) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16006660625 + 16006660626.
It is an arithmetic number, because the mean of its divisors is an integer number (16006660626).
Almost surely, 232013321251 is an apocalyptic number.
32013321251 is a deficient number, since it is larger than the sum of its proper divisors (1).
32013321251 is an equidigital number, since it uses as much as digits as its factorization.
32013321251 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1080, while the sum is 23.
The spelling of 32013321251 in words is "thirty-two billion, thirteen million, three hundred twenty-one thousand, two hundred fifty-one".