1121601336844 has 24 divisors (see below), whose sum is σ = 1966537778688. Its totient is φ = 559734122640.

The previous prime is 1121601336839. The next prime is 1121601336851. The reversal of 1121601336844 is 4486331061211.

It is a junction number, because it is equal to n+sod(n) for n = 1121601336797 and 1121601336806.

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, 6224829 + ... + 6402475.

It is an arithmetic number, because the mean of its divisors is an integer number (81939074112).

Almost surely, 2^{1121601336844} is an apocalyptic number.

It is an amenable number.

1121601336844 is a deficient number, since it is larger than the sum of its proper divisors (844936441844).

1121601336844 is a wasteful number, since it uses less digits than its factorization.

1121601336844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180645 (or 180643 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 40.

The spelling of 1121601336844 in words is "one trillion, one hundred twenty-one billion, six hundred one million, three hundred thirty-six thousand, eight hundred forty-four".