321451211134 has 4 divisors (see below), whose sum is σ = 482176816704. Its totient is φ = 160725605566.

The previous prime is 321451211119. The next prime is 321451211149. The reversal of 321451211134 is 431112154123.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (321451211119) and next prime (321451211149).

It is a super-2 number, since 2×321451211134² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 80362802782 + ... + 80362802785.

It is an arithmetic number, because the mean of its divisors is an integer number (120544204176).

Almost surely, 2^321451211134 is an apocalyptic number.

321451211134 is a deficient number, since it is larger than the sum of its proper divisors (160725605570).

321451211134 is a wasteful number, since it uses less digits than its factorization.

321451211134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160725605569.

The product of its digits is 2880, while the sum is 28.

Adding to 321451211134 its reverse (431112154123), we get a palindrome (752563365257).

The spelling of 321451211134 in words is "three hundred twenty-one billion, four hundred fifty-one million, two hundred eleven thousand, one hundred thirty-four".