20047176190123 has 2 divisors, whose sum is σ = 20047176190124. Its totient is φ = 20047176190122.

The previous prime is 20047176190037. The next prime is 20047176190127. The reversal of 20047176190123 is 32109167174002.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20047176190123 - 2¹³ = 20047176181931 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 20047176190123.

It is not a weakly prime, because it can be changed into another prime (20047176190127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10023588095061 + 10023588095062.

It is an arithmetic number, because the mean of its divisors is an integer number (10023588095062).

Almost surely, 2^{20047176190123} is an apocalyptic number.

20047176190123 is a deficient number, since it is larger than the sum of its proper divisors (1).

20047176190123 is an equidigital number, since it uses as much as digits as its factorization.

20047176190123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 127008, while the sum is 43.

The spelling of 20047176190123 in words is "twenty trillion, forty-seven billion, one hundred seventy-six million, one hundred ninety thousand, one hundred twenty-three".