1123422655152 has 80 divisors (see below), whose sum is σ = 3328575386112. Its totient is φ = 319835604480.

The previous prime is 1123422655139. The next prime is 1123422655177. The reversal of 1123422655152 is 2515562243211.

It is a self number, because there is not a number n which added to its sum of digits gives 1123422655152.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5854908 + ... + 6043739.

Almost surely, 2^{1123422655152} is an apocalyptic number.

1123422655152 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1123422655152 is an abundant number, since it is smaller than the sum of its proper divisors (2205152730960).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1123422655152 is a wasteful number, since it uses less digits than its factorization.

1123422655152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11898946 (or 11898940 counting only the distinct ones).

The product of its digits is 144000, while the sum is 39.

Adding to 1123422655152 its reverse (2515562243211), we get a palindrome (3638984898363).

The spelling of 1123422655152 in words is "one trillion, one hundred twenty-three billion, four hundred twenty-two million, six hundred fifty-five thousand, one hundred fifty-two".