22141320331442 has 16 divisors (see below), whose sum is σ = 35770049111832. Its totient is φ = 10218127812480.

The previous prime is 22141320331391. The next prime is 22141320331469. The reversal of 22141320331442 is 24413302314122.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 17689266751321 + 4452053580121 = 4205861^2 + 2109989^2 .

It is a junction number, because it is equal to n+sod(n) for n = 22141320331399 and 22141320331408.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39009059 + ... + 39572582.

Almost surely, 2^{22141320331442} is an apocalyptic number.

22141320331442 is a deficient number, since it is larger than the sum of its proper divisors (13628728780390).

22141320331442 is a wasteful number, since it uses less digits than its factorization.

22141320331442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78592493.

The product of its (nonzero) digits is 27648, while the sum is 32.

Adding to 22141320331442 its reverse (24413302314122), we get a palindrome (46554622645564).

The spelling of 22141320331442 in words is "twenty-two trillion, one hundred forty-one billion, three hundred twenty million, three hundred thirty-one thousand, four hundred forty-two".