2020220118 has 36 divisors (see below), whose sum is σ = 5091781500. Its totient is φ = 577205496.

The previous prime is 2020220117. The next prime is 2020220119. The reversal of 2020220118 is 8110220202.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2020220117) and next prime (2020220119).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2020220118.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2020220117) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 1144368 + ... + 1146131.

It is an arithmetic number, because the mean of its divisors is an integer number (141438375).

Almost surely, 2^2020220118 is an apocalyptic number.

2020220118 is an abundant number, since it is smaller than the sum of its proper divisors (3071561382).

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

2020220118 is a wasteful number, since it uses less digits than its factorization.

2020220118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2290521 (or 2290511 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

The square root of 2020220118 is about 44946.8588223916. The cubic root of 2020220118 is about 1264.1527794785.

The spelling of 2020220118 in words is "two billion, twenty million, two hundred twenty thousand, one hundred eighteen".