1223890130518 has 16 divisors (see below), whose sum is σ = 2002832673984. Its totient is φ = 556284981960.

The previous prime is 1223890130497. The next prime is 1223890130527. The reversal of 1223890130518 is 8150310983221.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 996780 + ... + 1855087.

It is an arithmetic number, because the mean of its divisors is an integer number (125177042124).

Almost surely, 2^{1223890130518} is an apocalyptic number.

1223890130518 is a deficient number, since it is larger than the sum of its proper divisors (778942543466).

1223890130518 is a wasteful number, since it uses less digits than its factorization.

1223890130518 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2871387.

The product of its (nonzero) digits is 103680, while the sum is 43.

The spelling of 1223890130518 in words is "one trillion, two hundred twenty-three billion, eight hundred ninety million, one hundred thirty thousand, five hundred eighteen".