1020201009918 has 8 divisors (see below), whose sum is σ = 2040402019848. Its totient is φ = 340067003304.

The previous prime is 1020201009917. The next prime is 1020201010007. The reversal of 1020201009918 is 8199001020201.

1020201009918 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

1020201009918 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1020201009917) 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, 85016750821 + ... + 85016750832.

It is an arithmetic number, because the mean of its divisors is an integer number (255050252481).

Almost surely, 2^{1020201009918} is an apocalyptic number.

1020201009918 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1020201009918 is a wasteful number, since it uses less digits than its factorization.

1020201009918 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170033501658.

The product of its (nonzero) digits is 2592, while the sum is 33.

The spelling of 1020201009918 in words is "one trillion, twenty billion, two hundred one million, nine thousand, nine hundred eighteen".