121220200313024 has 28 divisors (see below), whose sum is σ = 240630413071968. Its totient is φ = 60588915129600.

The previous prime is 121220200312891. The next prime is 121220200313077. The reversal of 121220200313024 is 420313002022121.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 330831512 + ... + 331197719.

Almost surely, 2^{121220200313024} is an apocalyptic number.

It is an amenable number.

121220200313024 is a deficient number, since it is larger than the sum of its proper divisors (119410212758944).

121220200313024 is an equidigital number, since it uses as much as digits as its factorization.

121220200313024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 662032104 (or 662032094 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 121220200313024 its reverse (420313002022121), we get a palindrome (541533202335145).

The spelling of 121220200313024 in words is "one hundred twenty-one trillion, two hundred twenty billion, two hundred million, three hundred thirteen thousand, twenty-four".