980011020211 has 4 divisors (see below), whose sum is σ = 980455875352. Its totient is φ = 979566165072.

The previous prime is 980011020167. The next prime is 980011020221. The reversal of 980011020211 is 112020110089.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-980011020211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (980011020221) 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, 222424266 + ... + 222428671.

It is an arithmetic number, because the mean of its divisors is an integer number (245113968838).

Almost surely, 2^980011020211 is an apocalyptic number.

980011020211 is a deficient number, since it is larger than the sum of its proper divisors (444855141).

980011020211 is a wasteful number, since it uses less digits than its factorization.

980011020211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 444855140.

The product of its (nonzero) digits is 288, while the sum is 25.

The spelling of 980011020211 in words is "nine hundred eighty billion, eleven million, twenty thousand, two hundred eleven".