211143144414 has 16 divisors (see below), whose sum is σ = 422327622528. Its totient is φ = 70374159192.

The previous prime is 211143144413. The next prime is 211143144461. The reversal of 211143144414 is 414441341112.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211143144413) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1655632 + ... + 1778595.

It is an arithmetic number, because the mean of its divisors is an integer number (26395476408).

Almost surely, 2^211143144414 is an apocalyptic number.

211143144414 is an abundant number, since it is smaller than the sum of its proper divisors (211184478114).

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

211143144414 is a wasteful number, since it uses less digits than its factorization.

211143144414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3444479.

The product of its digits is 6144, while the sum is 30.

Adding to 211143144414 its reverse (414441341112), we get a palindrome (625584485526).

The spelling of 211143144414 in words is "two hundred eleven billion, one hundred forty-three million, one hundred forty-four thousand, four hundred fourteen".