22013420123 has 2 divisors, whose sum is σ = 22013420124. Its totient is φ = 22013420122.

The previous prime is 22013420047. The next prime is 22013420153. The reversal of 22013420123 is 32102431022.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22013420123 - 2¹⁴ = 22013403739 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22013420095 and 22013420104.

It is not a weakly prime, because it can be changed into another prime (22013420153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11006710061 + 11006710062.

It is an arithmetic number, because the mean of its divisors is an integer number (11006710062).

Almost surely, 2^22013420123 is an apocalyptic number.

22013420123 is a deficient number, since it is larger than the sum of its proper divisors (1).

22013420123 is an equidigital number, since it uses as much as digits as its factorization.

22013420123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 22013420123 its reverse (32102431022), we get a palindrome (54115851145).

The spelling of 22013420123 in words is "twenty-two billion, thirteen million, four hundred twenty thousand, one hundred twenty-three".