210320211333223 has 16 divisors (see below), whose sum is σ = 217913939353600. Its totient is φ = 202777114348800.

The previous prime is 210320211333187. The next prime is 210320211333263. The reversal of 210320211333223 is 322333112023012.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-210320211333223 is a prime.

It is a super-2 number, since 2×210320211333223² (a number of 29 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 = 210320211333191 and 210320211333200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210320211333263) 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, 233089111 + ... + 233989687.

It is an arithmetic number, because the mean of its divisors is an integer number (13619621209600).

Almost surely, 2^{210320211333223} is an apocalyptic number.

210320211333223 is a deficient number, since it is larger than the sum of its proper divisors (7593728020377).

210320211333223 is a wasteful number, since it uses less digits than its factorization.

210320211333223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 928678.

The product of its (nonzero) digits is 7776, while the sum is 28.

Adding to 210320211333223 its reverse (322333112023012), we get a palindrome (532653323356235).

The spelling of 210320211333223 in words is "two hundred ten trillion, three hundred twenty billion, two hundred eleven million, three hundred thirty-three thousand, two hundred twenty-three".