242131322 has 16 divisors (see below), whose sum is σ = 372739752. Its totient is φ = 117895680.

The previous prime is 242131283. The next prime is 242131333. The reversal of 242131322 is 223131242.

It can be written as a sum of positive squares in 4 ways, for example, as 20151121 + 221980201 = 4489^2 + 14899^2 .

It is a junction number, because it is equal to n+sod(n) for n = 242131294 and 242131303.

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, 47858 + ... + 52674.

Almost surely, 2^242131322 is an apocalyptic number.

242131322 is a deficient number, since it is larger than the sum of its proper divisors (130608430).

242131322 is a wasteful number, since it uses less digits than its factorization.

242131322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5473.

The product of its digits is 576, while the sum is 20.

The square root of 242131322 is about 15560.5694625872. The cubic root of 242131322 is about 623.2806693538.

Adding to 242131322 its reverse (223131242), we get a palindrome (465262564).

The spelling of 242131322 in words is "two hundred forty-two million, one hundred thirty-one thousand, three hundred twenty-two".