211120020999999 has 32 divisors (see below), whose sum is σ = 312854372660160. Its totient is φ = 140708897207424.

The previous prime is 211120020999931. The next prime is 211120021000037. The reversal of 211120020999999 is 999999020021112.

211120020999999 is a `hidden beast` number, since 211 + 1 + 200 + 209 + 9 + 9 + 9 + 9 + 9 = 666.

It is not a de Polignac number, because 211120020999999 - 2²⁹ = 211119484129087 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211120020999299) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2961265197 + ... + 2961336489.

It is an arithmetic number, because the mean of its divisors is an integer number (9776699145630).

Almost surely, 2^{211120020999999} is an apocalyptic number.

211120020999999 is a deficient number, since it is larger than the sum of its proper divisors (101734351660161).

211120020999999 is a wasteful number, since it uses less digits than its factorization.

211120020999999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99208 (or 99202 counting only the distinct ones).

The product of its (nonzero) digits is 4251528, while the sum is 63.

The spelling of 211120020999999 in words is "two hundred eleven trillion, one hundred twenty billion, twenty million, nine hundred ninety-nine thousand, nine hundred ninety-nine".