321162261123 has 24 divisors (see below), whose sum is σ = 470719798864. Its totient is φ = 194629026240.

The previous prime is 321162261103. The next prime is 321162261127.

321162261123 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 321162261123 - 2¹⁰ = 321162260099 is a prime.

It is a super-2 number, since 2×321162261123² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (321162261127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6514161 + ... + 6563277.

Almost surely, 2^321162261123 is an apocalyptic number.

321162261123 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

321162261123 is a deficient number, since it is larger than the sum of its proper divisors (149557537741).

321162261123 is a wasteful number, since it uses less digits than its factorization.

321162261123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67155 (or 67144 counting only the distinct ones).

The product of its digits is 5184, while the sum is 30.

It can be divided in two parts, 321162 and 261123, that added together give a palindrome (582285).

The spelling of 321162261123 in words is "three hundred twenty-one billion, one hundred sixty-two million, two hundred sixty-one thousand, one hundred twenty-three".