20134773622123 has 2 divisors, whose sum is σ = 20134773622124. Its totient is φ = 20134773622122.

The previous prime is 20134773622109. The next prime is 20134773622127. The reversal of 20134773622123 is 32122637743102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20134773622123 - 2¹⁷ = 20134773491051 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 20134773622123.

It is not a weakly prime, because it can be changed into another prime (20134773622127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10067386811061 + 10067386811062.

It is an arithmetic number, because the mean of its divisors is an integer number (10067386811062).

Almost surely, 2^{20134773622123} is an apocalyptic number.

20134773622123 is a deficient number, since it is larger than the sum of its proper divisors (1).

20134773622123 is an equidigital number, since it uses as much as digits as its factorization.

20134773622123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 508032, while the sum is 43.

The spelling of 20134773622123 in words is "twenty trillion, one hundred thirty-four billion, seven hundred seventy-three million, six hundred twenty-two thousand, one hundred twenty-three".