31302200003143 has 2 divisors, whose sum is σ = 31302200003144. Its totient is φ = 31302200003142.

The previous prime is 31302200003117. The next prime is 31302200003149. The reversal of 31302200003143 is 34130000220313.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 31302200003143 - 2²⁹ = 31301663132231 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (31302200003149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15651100001571 + 15651100001572.

It is an arithmetic number, because the mean of its divisors is an integer number (15651100001572).

Almost surely, 2^{31302200003143} is an apocalyptic number.

31302200003143 is a deficient number, since it is larger than the sum of its proper divisors (1).

31302200003143 is an equidigital number, since it uses as much as digits as its factorization.

31302200003143 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 31302200003143 its reverse (34130000220313), we get a palindrome (65432200223456).

The spelling of 31302200003143 in words is "thirty-one trillion, three hundred two billion, two hundred million, three thousand, one hundred forty-three".