20052055123 has 2 divisors, whose sum is σ = 20052055124. Its totient is φ = 20052055122.

The previous prime is 20052055091. The next prime is 20052055147. The reversal of 20052055123 is 32155025002.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20052055123 - 2⁵ = 20052055091 is a prime.

It is not a weakly prime, because it can be changed into another prime (20052055193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10026027561 + 10026027562.

It is an arithmetic number, because the mean of its divisors is an integer number (10026027562).

Almost surely, 2^20052055123 is an apocalyptic number.

20052055123 is a deficient number, since it is larger than the sum of its proper divisors (1).

20052055123 is an equidigital number, since it uses as much as digits as its factorization.

20052055123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3000, while the sum is 25.

The spelling of 20052055123 in words is "twenty billion, fifty-two million, fifty-five thousand, one hundred twenty-three".