13322420242 has 16 divisors (see below), whose sum is σ = 20018398680. Its totient is φ = 6649633152.

The previous prime is 13322420233. The next prime is 13322420273. The reversal of 13322420242 is 24202422331.

It can be written as a sum of positive squares in 4 ways, for example, as 13206836241 + 115584001 = 114921^2 + 10751^2 .

It is a super-2 number, since 2×13322420242² (a number of 21 digits) contains 22 as substring.

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, 3901728 + ... + 3905140.

Almost surely, 2^13322420242 is an apocalyptic number.

13322420242 is a deficient number, since it is larger than the sum of its proper divisors (6695978438).

13322420242 is a wasteful number, since it uses less digits than its factorization.

13322420242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6237.

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 13322420242 its reverse (24202422331), we get a palindrome (37524842573).

The spelling of 13322420242 in words is "thirteen billion, three hundred twenty-two million, four hundred twenty thousand, two hundred forty-two".