2231123122 has 16 divisors (see below), whose sum is σ = 3362468760. Its totient is φ = 1110308992.

The previous prime is 2231123101. The next prime is 2231123131. The reversal of 2231123122 is 2213211322.

2231123122 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 643180321 + 1587942801 = 25361^2 + 39849^2 .

It is a super-3 number, since 3×2231123122³ (a number of 29 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2231123122.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 931158 + ... + 933550.

Almost surely, 2^2231123122 is an apocalyptic number.

2231123122 is a deficient number, since it is larger than the sum of its proper divisors (1131345638).

2231123122 is a wasteful number, since it uses less digits than its factorization.

2231123122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4397.

The product of its digits is 288, while the sum is 19.

The square root of 2231123122 is about 47234.7660309649. The cubic root of 2231123122 is about 1306.6958515827.

Adding to 2231123122 its reverse (2213211322), we get a palindrome (4444334444).

The spelling of 2231123122 in words is "two billion, two hundred thirty-one million, one hundred twenty-three thousand, one hundred twenty-two".