211102001010 has 64 divisors (see below), whose sum is σ = 587414280960. Its totient is φ = 53846305920.

The previous prime is 211102000957. The next prime is 211102001051. The reversal of 211102001010 is 10100201112.

It is a happy number.

211102001010 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 (9).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 211102000983 and 211102001001.

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 31 ways as a sum of consecutive naturals, for example, 16990731 + ... + 17003150.

It is an arithmetic number, because the mean of its divisors is an integer number (9178348140).

Almost surely, 2^211102001010 is an apocalyptic number.

211102001010 is an abundant number, since it is smaller than the sum of its proper divisors (376312279950).

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

211102001010 is a wasteful number, since it uses less digits than its factorization.

211102001010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33993920 (or 33993914 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 211102001010 its reverse (10100201112), we get a palindrome (221202202122).

The spelling of 211102001010 in words is "two hundred eleven billion, one hundred two million, one thousand, ten".