211120202000 has 80 divisors (see below), whose sum is σ = 515260092672. Its totient is φ = 83658761600.

The previous prime is 211120201993. The next prime is 211120202009. The reversal of 211120202000 is 202021112.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (80).

It is not an unprimeable number, because it can be changed into a prime (211120202009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 279272 + ... + 707271.

Almost surely, 2^211120202000 is an apocalyptic number.

211120202000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

211120202000 is an abundant number, since it is smaller than the sum of its proper divisors (304139890672).

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

211120202000 is a wasteful number, since it uses less digits than its factorization.

211120202000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 986673 (or 986657 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 211120202000 its reverse (202021112), we get a palindrome (211322223112).

The spelling of 211120202000 in words is "two hundred eleven billion, one hundred twenty million, two hundred two thousand".