211214321423 has 8 divisors (see below), whose sum is σ = 241601611680. Its totient is φ = 180880485120.

The previous prime is 211214321341. The next prime is 211214321443. The reversal of 211214321423 is 324123412112.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 211214321423 - 2¹⁰ = 211214320399 is a prime.

It is a super-2 number, since 2×211214321423² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 211214321392 and 211214321401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211214321443) 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, 13355018 + ... + 13370823.

It is an arithmetic number, because the mean of its divisors is an integer number (30200201460).

Almost surely, 2^211214321423 is an apocalyptic number.

211214321423 is a deficient number, since it is larger than the sum of its proper divisors (30387290257).

211214321423 is a wasteful number, since it uses less digits than its factorization.

211214321423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26726977.

The product of its digits is 2304, while the sum is 26.

Adding to 211214321423 its reverse (324123412112), we get a palindrome (535337733535).

The spelling of 211214321423 in words is "two hundred eleven billion, two hundred fourteen million, three hundred twenty-one thousand, four hundred twenty-three".