20120210010223 has 2 divisors, whose sum is σ = 20120210010224. Its totient is φ = 20120210010222.

The previous prime is 20120210010169. The next prime is 20120210010239. The reversal of 20120210010223 is 32201001202102.

It is a happy number.

It is an a-pointer prime, because the next prime (20120210010239) can be obtained adding 20120210010223 to its sum of digits (16).

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20120210010223 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20120210010197 and 20120210010206.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20120210010293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10060105005111 + 10060105005112.

It is an arithmetic number, because the mean of its divisors is an integer number (10060105005112).

Almost surely, 2^{20120210010223} is an apocalyptic number.

20120210010223 is a deficient number, since it is larger than the sum of its proper divisors (1).

20120210010223 is an equidigital number, since it uses as much as digits as its factorization.

20120210010223 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 20120210010223 its reverse (32201001202102), we get a palindrome (52321211212325).

The spelling of 20120210010223 in words is "twenty trillion, one hundred twenty billion, two hundred ten million, ten thousand, two hundred twenty-three".