20221202287463 has 2 divisors, whose sum is σ = 20221202287464. Its totient is φ = 20221202287462.

The previous prime is 20221202287439. The next prime is 20221202287541. The reversal of 20221202287463 is 36478220212202.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20221202287463 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 20221202287463.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20221202287963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10110601143731 + 10110601143732.

It is an arithmetic number, because the mean of its divisors is an integer number (10110601143732).

Almost surely, 2^{20221202287463} is an apocalyptic number.

20221202287463 is a deficient number, since it is larger than the sum of its proper divisors (1).

20221202287463 is an equidigital number, since it uses as much as digits as its factorization.

20221202287463 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 258048, while the sum is 41.

Adding to 20221202287463 its reverse (36478220212202), we get a palindrome (56699422499665).

The spelling of 20221202287463 in words is "twenty trillion, two hundred twenty-one billion, two hundred two million, two hundred eighty-seven thousand, four hundred sixty-three".