211020231222323 has 16 divisors (see below), whose sum is σ = 213924687844032. Its totient is φ = 208131793920000.

The previous prime is 211020231222289. The next prime is 211020231222341. The reversal of 211020231222323 is 323222132020112.

It is a cyclic number.

It is not a de Polignac number, because 211020231222323 - 2¹⁸ = 211020230960179 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 211020231222292 and 211020231222301.

It is not an unprimeable number, because it can be changed into a prime (211020231222523) 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, 2065514363 + ... + 2065616523.

It is an arithmetic number, because the mean of its divisors is an integer number (13370292990252).

Almost surely, 2^{211020231222323} is an apocalyptic number.

211020231222323 is a deficient number, since it is larger than the sum of its proper divisors (2904456621709).

211020231222323 is a wasteful number, since it uses less digits than its factorization.

211020231222323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180286.

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

Adding to 211020231222323 its reverse (323222132020112), we get a palindrome (534242363242435).

The spelling of 211020231222323 in words is "two hundred eleven trillion, twenty billion, two hundred thirty-one million, two hundred twenty-two thousand, three hundred twenty-three".