1123222221332 has 6 divisors (see below), whose sum is σ = 1965638887338. Its totient is φ = 561611110664.

The previous prime is 1123222221229. The next prime is 1123222221337. The reversal of 1123222221332 is 2331222223211.

It can be written as a sum of positive squares in only one way, i.e., 1122998000656 + 224220676 = 1059716^2 + 14974^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1123222221337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 140402777663 + ... + 140402777670.

It is an arithmetic number, because the mean of its divisors is an integer number (327606481223).

Almost surely, 2^{1123222221332} is an apocalyptic number.

It is an amenable number.

1123222221332 is a deficient number, since it is larger than the sum of its proper divisors (842416666006).

1123222221332 is a wasteful number, since it uses less digits than its factorization.

1123222221332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 280805555337 (or 280805555335 counting only the distinct ones).

The product of its digits is 3456, while the sum is 26.

Adding to 1123222221332 its reverse (2331222223211), we get a palindrome (3454444444543).

The spelling of 1123222221332 in words is "one trillion, one hundred twenty-three billion, two hundred twenty-two million, two hundred twenty-one thousand, three hundred thirty-two".