211341402323 has 4 divisors (see below), whose sum is σ = 211367851128. Its totient is φ = 211314953520.

The previous prime is 211341402289. The next prime is 211341402331. The reversal of 211341402323 is 323204143112.

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 211341402323 - 2⁸ = 211341402067 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 211341402292 and 211341402301.

It is not an unprimeable number, because it can be changed into a prime (211341402343) 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, 13212413 + ... + 13228398.

It is an arithmetic number, because the mean of its divisors is an integer number (52841962782).

Almost surely, 2^211341402323 is an apocalyptic number.

211341402323 is a deficient number, since it is larger than the sum of its proper divisors (26448805).

211341402323 is an equidigital number, since it uses as much as digits as its factorization.

211341402323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26448804.

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 211341402323 its reverse (323204143112), we get a palindrome (534545545435).

The spelling of 211341402323 in words is "two hundred eleven billion, three hundred forty-one million, four hundred two thousand, three hundred twenty-three".