2281326122 has 16 divisors (see below), whose sum is σ = 3576492360. Its totient is φ = 1089973248.

The previous prime is 2281326119. The next prime is 2281326127. The reversal of 2281326122 is 2216231822.

2281326122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 1637739961 + 643586161 = 40469^2 + 25369^2 .

It is a Harshad number since it is a multiple of its sum of digits (29).

It is not an unprimeable number, because it can be changed into a prime (2281326127) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 197123 + ... + 208374.

Almost surely, 2^2281326122 is an apocalyptic number.

2281326122 is a deficient number, since it is larger than the sum of its proper divisors (1295166238).

2281326122 is a wasteful number, since it uses less digits than its factorization.

2281326122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 405625.

The product of its digits is 4608, while the sum is 29.

The square root of 2281326122 is about 47763.2298112261. The cubic root of 2281326122 is about 1316.4239991029.

Adding to 2281326122 its reverse (2216231822), we get a palindrome (4497557944).

The spelling of 2281326122 in words is "two billion, two hundred eighty-one million, three hundred twenty-six thousand, one hundred twenty-two".