7121120823724 has 12 divisors (see below), whose sum is σ = 12488877128224. Its totient is φ = 3552870215664.

The previous prime is 7121120823569. The next prime is 7121120823749. The reversal of 7121120823724 is 4273280211217.

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 3 ways as a sum of consecutive naturals, for example, 1922546967 + ... + 1922550670.

Almost surely, 2^{7121120823724} is an apocalyptic number.

It is an amenable number.

7121120823724 is a deficient number, since it is larger than the sum of its proper divisors (5367756304500).

7121120823724 is a wasteful number, since it uses less digits than its factorization.

7121120823724 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3845098104 (or 3845098102 counting only the distinct ones).

The product of its (nonzero) digits is 75264, while the sum is 40.

The spelling of 7121120823724 in words is "seven trillion, one hundred twenty-one billion, one hundred twenty million, eight hundred twenty-three thousand, seven hundred twenty-four".