211144040324 has 24 divisors (see below), whose sum is σ = 423019981440. Its totient is φ = 90333467136.

The previous prime is 211144040311. The next prime is 211144040369. The reversal of 211144040324 is 423040441112.

It is a junction number, because it is equal to n+sod(n) for n = 211144040293 and 211144040302.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 6518384 + ... + 6550695.

It is an arithmetic number, because the mean of its divisors is an integer number (17625832560).

Almost surely, 2^211144040324 is an apocalyptic number.

It is an amenable number.

211144040324 is an abundant number, since it is smaller than the sum of its proper divisors (211875941116).

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

211144040324 is a wasteful number, since it uses less digits than its factorization.

211144040324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13069667 (or 13069665 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 26.

Adding to 211144040324 its reverse (423040441112), we get a palindrome (634184481436).

The spelling of 211144040324 in words is "two hundred eleven billion, one hundred forty-four million, forty thousand, three hundred twenty-four".