321442221124 has 6 divisors (see below), whose sum is σ = 562523886974. Its totient is φ = 160721110560.

The previous prime is 321442221119. The next prime is 321442221137. The reversal of 321442221124 is 421122244123.

It can be written as a sum of positive squares in only one way, i.e., 316923961600 + 4518259524 = 562960^2 + 67218^2 .

It is a super-2 number, since 2×321442221124² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 321442221092 and 321442221101.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40180277637 + ... + 40180277644.

Almost surely, 2^321442221124 is an apocalyptic number.

It is an amenable number.

321442221124 is a deficient number, since it is larger than the sum of its proper divisors (241081665850).

321442221124 is a wasteful number, since it uses less digits than its factorization.

321442221124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80360555285 (or 80360555283 counting only the distinct ones).

The product of its digits is 6144, while the sum is 28.

Adding to 321442221124 its reverse (421122244123), we get a palindrome (742564465247).

The spelling of 321442221124 in words is "three hundred twenty-one billion, four hundred forty-two million, two hundred twenty-one thousand, one hundred twenty-four".