1123032442432 has 14 divisors (see below), whose sum is σ = 2228517503078. Its totient is φ = 561516221184.

The previous prime is 1123032442417. The next prime is 1123032442439. The reversal of 1123032442432 is 2342442303211.

It can be written as a sum of positive squares in only one way, i.e., 1121769066496 + 1263375936 = 1059136^2 + 35544^2 .

It is a super-2 number, since 2×1123032442432² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1123032442394 and 1123032442403.

It is not an unprimeable number, because it can be changed into a prime (1123032442439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8773690893 + ... + 8773691020.

Almost surely, 2^{1123032442432} is an apocalyptic number.

It is an amenable number.

1123032442432 is a deficient number, since it is larger than the sum of its proper divisors (1105485060646).

1123032442432 is an equidigital number, since it uses as much as digits as its factorization.

1123032442432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17547381925 (or 17547381915 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 31.

Adding to 1123032442432 its reverse (2342442303211), we get a palindrome (3465474745643).

The spelling of 1123032442432 in words is "one trillion, one hundred twenty-three billion, thirty-two million, four hundred forty-two thousand, four hundred thirty-two".