2120013223 has 2 divisors, whose sum is σ = 2120013224. Its totient is φ = 2120013222.

The previous prime is 2120013209. The next prime is 2120013241. The reversal of 2120013223 is 3223100212.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2120013223 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2120013197 and 2120013206.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2120013253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1060006611 + 1060006612.

It is an arithmetic number, because the mean of its divisors is an integer number (1060006612).

Almost surely, 2^2120013223 is an apocalyptic number.

2120013223 is a deficient number, since it is larger than the sum of its proper divisors (1).

2120013223 is an equidigital number, since it uses as much as digits as its factorization.

2120013223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 2120013223 is about 46043.6013252656. The cubic root of 2120013223 is about 1284.6343285692.

Adding to 2120013223 its reverse (3223100212), we get a palindrome (5343113435).

The spelling of 2120013223 in words is "two billion, one hundred twenty million, thirteen thousand, two hundred twenty-three".