1123302221002 has 16 divisors (see below), whose sum is σ = 1815363534600. Its totient is φ = 518219062272.

The previous prime is 1123302220981. The next prime is 1123302221003. The reversal of 1123302221002 is 2001222033211.

It can be written as a sum of positive squares in 4 ways, for example, as 1099392093361 + 23910127641 = 1048519^2 + 154629^2 .

It is not an unprimeable number, because it can be changed into a prime (1123302221003) 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, 9444627 + ... + 9562822.

Almost surely, 2^{1123302221002} is an apocalyptic number.

1123302221002 is a deficient number, since it is larger than the sum of its proper divisors (692061313598).

1123302221002 is a wasteful number, since it uses less digits than its factorization.

1123302221002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19009737.

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

Adding to 1123302221002 its reverse (2001222033211), we get a palindrome (3124524254213).

It can be divided in two parts, 112330 and 2221002, that added together give a palindrome (2333332).

The spelling of 1123302221002 in words is "one trillion, one hundred twenty-three billion, three hundred two million, two hundred twenty-one thousand, two".