211331303223 has 8 divisors (see below), whose sum is σ = 281786736000. Its totient is φ = 140881702968.

The previous prime is 211331303219. The next prime is 211331303231. The reversal of 211331303223 is 322303133112.

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

It is not a de Polignac number, because 211331303223 - 2² = 211331303219 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 211331303193 and 211331303202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211331303273) 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, 1372873 + ... + 1519026.

It is an arithmetic number, because the mean of its divisors is an integer number (35223342000).

Almost surely, 2^211331303223 is an apocalyptic number.

211331303223 is a deficient number, since it is larger than the sum of its proper divisors (70455432777).

211331303223 is a wasteful number, since it uses less digits than its factorization.

211331303223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2916261.

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 211331303223 its reverse (322303133112), we get a palindrome (533634436335).

The spelling of 211331303223 in words is "two hundred eleven billion, three hundred thirty-one million, three hundred three thousand, two hundred twenty-three".