1123020200132 has 12 divisors (see below), whose sum is σ = 1965293104656. Its totient is φ = 561507884520.

The previous prime is 1123020200051. The next prime is 1123020200147. The reversal of 1123020200132 is 2310020203211.

It is a super-2 number, since 2×1123020200132² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1123020200132.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1212503 + ... + 1927745.

It is an arithmetic number, because the mean of its divisors is an integer number (163774425388).

Almost surely, 2^{1123020200132} is an apocalyptic number.

It is an amenable number.

1123020200132 is a deficient number, since it is larger than the sum of its proper divisors (842272904524).

1123020200132 is a wasteful number, since it uses less digits than its factorization.

1123020200132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1107778 (or 1107776 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 1123020200132 its reverse (2310020203211), we get a palindrome (3433040403343).

The spelling of 1123020200132 in words is "one trillion, one hundred twenty-three billion, twenty million, two hundred thousand, one hundred thirty-two".