1123420342232 has 16 divisors (see below), whose sum is σ = 2157789072600. Its totient is φ = 548009922880.

The previous prime is 1123420342229. The next prime is 1123420342259. The reversal of 1123420342232 is 2322430243211.

It is a junction number, because it is equal to n+sod(n) for n = 1123420342195 and 1123420342204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1712530682 + ... + 1712531337.

Almost surely, 2^{1123420342232} is an apocalyptic number.

It is an amenable number.

1123420342232 is a deficient number, since it is larger than the sum of its proper divisors (1034368730368).

1123420342232 is a wasteful number, since it uses less digits than its factorization.

1123420342232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3425062066 (or 3425062062 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 1123420342232 its reverse (2322430243211), we get a palindrome (3445850585443).

The spelling of 1123420342232 in words is "one trillion, one hundred twenty-three billion, four hundred twenty million, three hundred forty-two thousand, two hundred thirty-two".