31303200012283 has 2 divisors, whose sum is σ = 31303200012284. Its totient is φ = 31303200012282.

The previous prime is 31303200012277. The next prime is 31303200012311. The reversal of 31303200012283 is 38221000230313.

It is an a-pointer prime, because the next prime (31303200012311) can be obtained adding 31303200012283 to its sum of digits (28).

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-31303200012283 is a prime.

It is a super-2 number, since 2×31303200012283² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (31303200012223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15651600006141 + 15651600006142.

It is an arithmetic number, because the mean of its divisors is an integer number (15651600006142).

Almost surely, 2^{31303200012283} is an apocalyptic number.

31303200012283 is a deficient number, since it is larger than the sum of its proper divisors (1).

31303200012283 is an equidigital number, since it uses as much as digits as its factorization.

31303200012283 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 28.

Adding to 31303200012283 its reverse (38221000230313), we get a palindrome (69524200242596).

The spelling of 31303200012283 in words is "thirty-one trillion, three hundred three billion, two hundred million, twelve thousand, two hundred eighty-three".