211325505423 has 16 divisors (see below), whose sum is σ = 283519865856. Its totient is φ = 140010029280.

The previous prime is 211325505421. The next prime is 211325505427. The reversal of 211325505423 is 324505523112.

It is not a de Polignac number, because 211325505423 - 2¹ = 211325505421 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211325505421) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4611 + ... + 650132.

It is an arithmetic number, because the mean of its divisors is an integer number (17719991616).

Almost surely, 2^211325505423 is an apocalyptic number.

211325505423 is a deficient number, since it is larger than the sum of its proper divisors (72194360433).

211325505423 is a wasteful number, since it uses less digits than its factorization.

211325505423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 655414.

The product of its (nonzero) digits is 36000, while the sum is 33.

The spelling of 211325505423 in words is "two hundred eleven billion, three hundred twenty-five million, five hundred five thousand, four hundred twenty-three".