211102201000 has 64 divisors (see below), whose sum is σ = 495472311360. Its totient is φ = 84185640000.

The previous prime is 211102200941. The next prime is 211102201073. The reversal of 211102201000 is 102201112.

211102201000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12115 + ... + 649885.

It is an arithmetic number, because the mean of its divisors is an integer number (7741754865).

Almost surely, 2^211102201000 is an apocalyptic number.

211102201000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 211102201000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (247736155680).

211102201000 is an abundant number, since it is smaller than the sum of its proper divisors (284370110360).

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

211102201000 is a wasteful number, since it uses less digits than its factorization.

211102201000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 638123 (or 638109 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 211102201000 its reverse (102201112), we get a palindrome (211204402112).

The spelling of 211102201000 in words is "two hundred eleven billion, one hundred two million, two hundred one thousand".