1223124410505 has 16 divisors (see below), whose sum is σ = 1957019186304. Its totient is φ = 652326309120.

The previous prime is 1223124410471. The next prime is 1223124410513. The reversal of 1223124410505 is 5050144213221.

It is not a de Polignac number, because 1223124410505 - 2⁶ = 1223124410441 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1320372 + ... + 2046858.

It is an arithmetic number, because the mean of its divisors is an integer number (122313699144).

Almost surely, 2^{1223124410505} is an apocalyptic number.

1223124410505 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1223124410505 is a deficient number, since it is larger than the sum of its proper divisors (733894775799).

1223124410505 is a wasteful number, since it uses less digits than its factorization.

1223124410505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 838736.

The product of its (nonzero) digits is 9600, while the sum is 30.

Adding to 1223124410505 its reverse (5050144213221), we get a palindrome (6273268623726).

The spelling of 1223124410505 in words is "one trillion, two hundred twenty-three billion, one hundred twenty-four million, four hundred ten thousand, five hundred five".