13223222031287 has 2 divisors, whose sum is σ = 13223222031288. Its totient is φ = 13223222031286.

The previous prime is 13223222031211. The next prime is 13223222031293. The reversal of 13223222031287 is 78213022232231.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13223222031287 - 2⁸ = 13223222031031 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13223222031287.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13223222036287) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6611611015643 + 6611611015644.

It is an arithmetic number, because the mean of its divisors is an integer number (6611611015644).

Almost surely, 2^{13223222031287} is an apocalyptic number.

13223222031287 is a deficient number, since it is larger than the sum of its proper divisors (1).

13223222031287 is an equidigital number, since it uses as much as digits as its factorization.

13223222031287 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96768, while the sum is 38.

The spelling of 13223222031287 in words is "thirteen trillion, two hundred twenty-three billion, two hundred twenty-two million, thirty-one thousand, two hundred eighty-seven".