1121313344502 has 32 divisors (see below), whose sum is σ = 2448220507488. Its totient is φ = 340293194496.

The previous prime is 1121313344453. The next prime is 1121313344509. The reversal of 1121313344502 is 2054433131211.

It is a self number, because there is not a number n which added to its sum of digits gives 1121313344502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121313344509) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 98458773 + ... + 98470160.

It is an arithmetic number, because the mean of its divisors is an integer number (76506890859).

Almost surely, 2^{1121313344502} is an apocalyptic number.

1121313344502 is an abundant number, since it is smaller than the sum of its proper divisors (1326907162986).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1121313344502 is a wasteful number, since it uses less digits than its factorization.

1121313344502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 196929024.

The product of its (nonzero) digits is 8640, while the sum is 30.

Adding to 1121313344502 its reverse (2054433131211), we get a palindrome (3175746475713).

The spelling of 1121313344502 in words is "one trillion, one hundred twenty-one billion, three hundred thirteen million, three hundred forty-four thousand, five hundred two".