2142141322 has 8 divisors (see below), whose sum is σ = 3218421636. Its totient is φ = 1069334112.

The previous prime is 2142141319. The next prime is 2142141329. The reversal of 2142141322 is 2231412412.

It can be written as a sum of positive squares in 2 ways, for example, as 2135271681 + 6869641 = 46209^2 + 2621^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 2142141293 and 2142141302.

It is not an unprimeable number, because it can be changed into a prime (2142141329) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 866733 + ... + 869200.

Almost surely, 2^2142141322 is an apocalyptic number.

2142141322 is a deficient number, since it is larger than the sum of its proper divisors (1076280314).

2142141322 is a wasteful number, since it uses less digits than its factorization.

2142141322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1736552.

The product of its digits is 768, while the sum is 22.

The square root of 2142141322 is about 46283.2725938864. The cubic root of 2142141322 is about 1289.0884175340.

Adding to 2142141322 its reverse (2231412412), we get a palindrome (4373553734).

The spelling of 2142141322 in words is "two billion, one hundred forty-two million, one hundred forty-one thousand, three hundred twenty-two".