920018382911 has 4 divisors (see below), whose sum is σ = 960019182192. Its totient is φ = 880017583632.

The previous prime is 920018382883. The next prime is 920018382949. The reversal of 920018382911 is 119283810029.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 920018382911 - 2⁶ = 920018382847 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (920018382971) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20000399606 + ... + 20000399651.

It is an arithmetic number, because the mean of its divisors is an integer number (240004795548).

Almost surely, 2^920018382911 is an apocalyptic number.

920018382911 is a deficient number, since it is larger than the sum of its proper divisors (40000799281).

920018382911 is a wasteful number, since it uses less digits than its factorization.

920018382911 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40000799280.

The product of its (nonzero) digits is 62208, while the sum is 44.

The spelling of 920018382911 in words is "nine hundred twenty billion, eighteen million, three hundred eighty-two thousand, nine hundred eleven".