2020220123 has 2 divisors, whose sum is σ = 2020220124. Its totient is φ = 2020220122.

The previous prime is 2020220119. The next prime is 2020220131. The reversal of 2020220123 is 3210220202.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2020220123 - 2² = 2020220119 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 2020220098 and 2020220107.

It is not a weakly prime, because it can be changed into another prime (2020220173) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1010110061 + 1010110062.

It is an arithmetic number, because the mean of its divisors is an integer number (1010110062).

Almost surely, 2^2020220123 is an apocalyptic number.

2020220123 is a deficient number, since it is larger than the sum of its proper divisors (1).

2020220123 is an equidigital number, since it uses as much as digits as its factorization.

2020220123 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 14.

The square root of 2020220123 is about 44946.8588780128. The cubic root of 2020220123 is about 1264.1527805214.

Adding to 2020220123 its reverse (3210220202), we get a palindrome (5230440325).

The spelling of 2020220123 in words is "two billion, twenty million, two hundred twenty thousand, one hundred twenty-three".