10031220319 has 2 divisors, whose sum is σ = 10031220320. Its totient is φ = 10031220318.

The previous prime is 10031220307. The next prime is 10031220341. The reversal of 10031220319 is 91302213001.

It is an a-pointer prime, because the next prime (10031220341) can be obtained adding 10031220319 to its sum of digits (22).

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10031220319 is a prime.

It is a super-2 number, since 2×10031220319² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 10031220319.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10031220359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5015610159 + 5015610160.

It is an arithmetic number, because the mean of its divisors is an integer number (5015610160).

Almost surely, 2^10031220319 is an apocalyptic number.

10031220319 is a deficient number, since it is larger than the sum of its proper divisors (1).

10031220319 is an equidigital number, since it uses as much as digits as its factorization.

10031220319 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 324, while the sum is 22.

The spelling of 10031220319 in words is "ten billion, thirty-one million, two hundred twenty thousand, three hundred nineteen".