204422140123 has 2 divisors, whose sum is σ = 204422140124. Its totient is φ = 204422140122.

The previous prime is 204422140061. The next prime is 204422140147. The reversal of 204422140123 is 321041224402.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 204422140123 - 2⁹ = 204422139611 is a prime.

It is a super-2 number, since 2×204422140123² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (204422140523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102211070061 + 102211070062.

It is an arithmetic number, because the mean of its divisors is an integer number (102211070062).

Almost surely, 2^204422140123 is an apocalyptic number.

204422140123 is a deficient number, since it is larger than the sum of its proper divisors (1).

204422140123 is an equidigital number, since it uses as much as digits as its factorization.

204422140123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 204422140123 its reverse (321041224402), we get a palindrome (525463364525).

The spelling of 204422140123 in words is "two hundred four billion, four hundred twenty-two million, one hundred forty thousand, one hundred twenty-three".