211440102310 has 32 divisors (see below), whose sum is σ = 386055631872. Its totient is φ = 83362577760.

The previous prime is 211440102221. The next prime is 211440102311. The reversal of 211440102310 is 13201044112.

It is a super-2 number, since 2×211440102310² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211440102311) 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 15 ways as a sum of consecutive naturals, for example, 2761767 + ... + 2837293.

It is an arithmetic number, because the mean of its divisors is an integer number (12064238496).

Almost surely, 2^211440102310 is an apocalyptic number.

211440102310 is a deficient number, since it is larger than the sum of its proper divisors (174615529562).

211440102310 is a wasteful number, since it uses less digits than its factorization.

211440102310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79548.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 211440102310 its reverse (13201044112), we get a palindrome (224641146422).

The spelling of 211440102310 in words is "two hundred eleven billion, four hundred forty million, one hundred two thousand, three hundred ten".