4444131222 has 24 divisors (see below), whose sum is σ = 9792155880. Its totient is φ = 1456268640.

The previous prime is 4444131169. The next prime is 4444131229. The reversal of 4444131222 is 2221314444.

It is a super-4 number, since 4×4444131222⁴ (a number of 40 digits) contains 4444 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4444131229) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2091279 + ... + 2093402.

It is an arithmetic number, because the mean of its divisors is an integer number (408006495).

Almost surely, 2^4444131222 is an apocalyptic number.

4444131222 is an abundant number, since it is smaller than the sum of its proper divisors (5348024658).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4444131222 is a wasteful number, since it uses less digits than its factorization.

4444131222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4184748 (or 4184745 counting only the distinct ones).

The product of its digits is 6144, while the sum is 27.

The square root of 4444131222 is about 66664.3174569424. The cubic root of 4444131222 is about 1644.1027583309.

Adding to 4444131222 its reverse (2221314444), we get a palindrome (6665445666).

The spelling of 4444131222 in words is "four billion, four hundred forty-four million, one hundred thirty-one thousand, two hundred twenty-two".