211214131443 has 64 divisors (see below), whose sum is σ = 369307760640. Its totient is φ = 116782300800.

The previous prime is 211214131411. The next prime is 211214131487. The reversal of 211214131443 is 344131412112.

It is a happy number.

211214131443 is a `hidden beast` number, since 2 + 1 + 1 + 214 + 1 + 3 + 1 + 443 = 666.

It is not a de Polignac number, because 211214131443 - 2⁵ = 211214131411 is a prime.

It is a super-2 number, since 2×211214131443² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (211214131243) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1182298 + ... + 1349168.

It is an arithmetic number, because the mean of its divisors is an integer number (5770433760).

Almost surely, 2^211214131443 is an apocalyptic number.

211214131443 is a deficient number, since it is larger than the sum of its proper divisors (158093629197).

211214131443 is a wasteful number, since it uses less digits than its factorization.

211214131443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167105 (or 167099 counting only the distinct ones).

The product of its digits is 2304, while the sum is 27.

Adding to 211214131443 its reverse (344131412112), we get a palindrome (555345543555).

The spelling of 211214131443 in words is "two hundred eleven billion, two hundred fourteen million, one hundred thirty-one thousand, four hundred forty-three".