1305550023122 has 16 divisors (see below), whose sum is σ = 1966640601600. Its totient is φ = 650003494560.

The previous prime is 1305550023101. The next prime is 1305550023139. The reversal of 1305550023122 is 2213200555031.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8571047 + ... + 8722037.

It is an arithmetic number, because the mean of its divisors is an integer number (122915037600).

Almost surely, 2^{1305550023122} is an apocalyptic number.

1305550023122 is a deficient number, since it is larger than the sum of its proper divisors (661090578478).

1305550023122 is a wasteful number, since it uses less digits than its factorization.

1305550023122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169321.

The product of its (nonzero) digits is 9000, while the sum is 29.

Adding to 1305550023122 its reverse (2213200555031), we get a palindrome (3518750578153).

The spelling of 1305550023122 in words is "one trillion, three hundred five billion, five hundred fifty million, twenty-three thousand, one hundred twenty-two".