211413014423 has 4 divisors (see below), whose sum is σ = 227675554008. Its totient is φ = 195150474840.

The previous prime is 211413014419. The next prime is 211413014431. The reversal of 211413014423 is 324410314112.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 211413014423 - 2² = 211413014419 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 211413014392 and 211413014401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211413014413) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8131269773 + ... + 8131269798.

It is an arithmetic number, because the mean of its divisors is an integer number (56918888502).

Almost surely, 2^211413014423 is an apocalyptic number.

211413014423 is a deficient number, since it is larger than the sum of its proper divisors (16262539585).

211413014423 is a wasteful number, since it uses less digits than its factorization.

211413014423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16262539584.

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

Adding to 211413014423 its reverse (324410314112), we get a palindrome (535823328535).

The spelling of 211413014423 in words is "two hundred eleven billion, four hundred thirteen million, fourteen thousand, four hundred twenty-three".