3122220244 has 72 divisors (see below), whose sum is σ = 6474317472. Its totient is φ = 1305982080.

The previous prime is 3122220229. The next prime is 3122220253. The reversal of 3122220244 is 4420222213.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4781022 + ... + 4781674.

It is an arithmetic number, because the mean of its divisors is an integer number (89921076).

Almost surely, 2^3122220244 is an apocalyptic number.

It is an amenable number.

3122220244 is an abundant number, since it is smaller than the sum of its proper divisors (3352097228).

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

3122220244 is a wasteful number, since it uses less digits than its factorization.

3122220244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1337 (or 1322 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 3122220244 is about 55876.8310125046. The cubic root of 3122220244 is about 1461.5752441960.

Adding to 3122220244 its reverse (4420222213), we get a palindrome (7542442457).

The spelling of 3122220244 in words is "three billion, one hundred twenty-two million, two hundred twenty thousand, two hundred forty-four".