20201002118 has 8 divisors (see below), whose sum is σ = 33056185320. Its totient is φ = 9182273680.

The previous prime is 20201002117. The next prime is 20201002127. The reversal of 20201002118 is 81120010202.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 20201002096 and 20201002105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20201002117) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 459113663 + ... + 459113706.

It is an arithmetic number, because the mean of its divisors is an integer number (4132023165).

Almost surely, 2^20201002118 is an apocalyptic number.

20201002118 is a deficient number, since it is larger than the sum of its proper divisors (12855183202).

20201002118 is a wasteful number, since it uses less digits than its factorization.

20201002118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 918227382.

The product of its (nonzero) digits is 64, while the sum is 17.

The spelling of 20201002118 in words is "twenty billion, two hundred one million, two thousand, one hundred eighteen".