162305601123 has 4 divisors (see below), whose sum is σ = 216407468168. Its totient is φ = 108203734080.

The previous prime is 162305601119. The next prime is 162305601137. The reversal of 162305601123 is 321106503261.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 321106503261 = 3 ⋅107035501087.

It is not a de Polignac number, because 162305601123 - 2² = 162305601119 is a prime.

It is a super-2 number, since 2×162305601123² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (162305601173) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27050933518 + ... + 27050933523.

It is an arithmetic number, because the mean of its divisors is an integer number (54101867042).

Almost surely, 2^162305601123 is an apocalyptic number.

162305601123 is a deficient number, since it is larger than the sum of its proper divisors (54101867045).

162305601123 is an equidigital number, since it uses as much as digits as its factorization.

162305601123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54101867044.

The product of its (nonzero) digits is 6480, while the sum is 30.

The spelling of 162305601123 in words is "one hundred sixty-two billion, three hundred five million, six hundred one thousand, one hundred twenty-three".