2120418873 has 24 divisors (see below), whose sum is σ = 3111308928. Its totient is φ = 1391404032.

The previous prime is 2120418869. The next prime is 2120418887. The reversal of 2120418873 is 3788140212.

2120418873 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2120418873 - 2² = 2120418869 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2120418803) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 147961 + ... + 161657.

It is an arithmetic number, because the mean of its divisors is an integer number (129637872).

Almost surely, 2^2120418873 is an apocalyptic number.

It is an amenable number.

2120418873 is a deficient number, since it is larger than the sum of its proper divisors (990890055).

2120418873 is a wasteful number, since it uses less digits than its factorization.

2120418873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13973 (or 13970 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 36.

The square root of 2120418873 is about 46048.0061783352. The cubic root of 2120418873 is about 1284.7162586686.

The spelling of 2120418873 in words is "two billion, one hundred twenty million, four hundred eighteen thousand, eight hundred seventy-three".