4222222131 has 4 divisors (see below), whose sum is σ = 5629629512. Its totient is φ = 2814814752.

The previous prime is 4222222129. The next prime is 4222222163. The reversal of 4222222131 is 1312222224.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 4222222131 - 2¹ = 4222222129 is a prime.

It is a super-2 number, since 2×4222222131² = 35654319447012362322, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4222222098 and 4222222107.

It is not an unprimeable number, because it can be changed into a prime (4222220131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 703703686 + ... + 703703691.

It is an arithmetic number, because the mean of its divisors is an integer number (1407407378).

Almost surely, 2^4222222131 is an apocalyptic number.

4222222131 is a deficient number, since it is larger than the sum of its proper divisors (1407407381).

4222222131 is a wasteful number, since it uses less digits than its factorization.

4222222131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1407407380.

The product of its digits is 768, while the sum is 21.

The square root of 4222222131 is about 64978.6282634529. The cubic root of 4222222131 is about 1616.2691836400.

Adding to 4222222131 its reverse (1312222224), we get a palindrome (5534444355).

The spelling of 4222222131 in words is "four billion, two hundred twenty-two million, two hundred twenty-two thousand, one hundred thirty-one".