31203332211041 has 2 divisors, whose sum is σ = 31203332211042. Its totient is φ = 31203332211040.

The previous prime is 31203332210929. The next prime is 31203332211043. The reversal of 31203332211041 is 14011223330213.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 29228944704400 + 1974387506641 = 5406380^2 + 1405129^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-31203332211041 is a prime.

Together with 31203332211043, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 31203332211041.

It is not a weakly prime, because it can be changed into another prime (31203332211043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15601666105520 + 15601666105521.

It is an arithmetic number, because the mean of its divisors is an integer number (15601666105521).

Almost surely, 2^{31203332211041} is an apocalyptic number.

It is an amenable number.

31203332211041 is a deficient number, since it is larger than the sum of its proper divisors (1).

31203332211041 is an equidigital number, since it uses as much as digits as its factorization.

31203332211041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 31203332211041 its reverse (14011223330213), we get a palindrome (45214555541254).

The spelling of 31203332211041 in words is "thirty-one trillion, two hundred three billion, three hundred thirty-two million, two hundred eleven thousand, forty-one".