820600001101123 has 2 divisors, whose sum is σ = 820600001101124. Its totient is φ = 820600001101122.

The previous prime is 820600001101093. The next prime is 820600001101157. The reversal of 820600001101123 is 321101100006028.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 820600001101123 - 2²⁹ = 820599464230211 is a prime.

It is a super-2 number, since 2×820600001101123² (a number of 31 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (820600001101823) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 410300000550561 + 410300000550562.

It is an arithmetic number, because the mean of its divisors is an integer number (410300000550562).

Almost surely, 2^{820600001101123} is an apocalyptic number.

820600001101123 is a deficient number, since it is larger than the sum of its proper divisors (1).

820600001101123 is an equidigital number, since it uses as much as digits as its factorization.

820600001101123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 25.

The spelling of 820600001101123 in words is "eight hundred twenty trillion, six hundred billion, one million, one hundred one thousand, one hundred twenty-three".