123044220204463 has 2 divisors, whose sum is σ = 123044220204464. Its totient is φ = 123044220204462.

The previous prime is 123044220204419. The next prime is 123044220204467. The reversal of 123044220204463 is 364402022440321.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-123044220204463 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (123044220204467) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61522110102231 + 61522110102232.

It is an arithmetic number, because the mean of its divisors is an integer number (61522110102232).

Almost surely, 2^{123044220204463} is an apocalyptic number.

123044220204463 is a deficient number, since it is larger than the sum of its proper divisors (1).

123044220204463 is an equidigital number, since it uses as much as digits as its factorization.

123044220204463 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 221184, while the sum is 37.

Adding to 123044220204463 its reverse (364402022440321), we get a palindrome (487446242644784).

The spelling of 123044220204463 in words is "one hundred twenty-three trillion, forty-four billion, two hundred twenty million, two hundred four thousand, four hundred sixty-three".