1123321130120 has 32 divisors (see below), whose sum is σ = 2888540049600. Its totient is φ = 385138673088.

The previous prime is 1123321130047. The next prime is 1123321130143. The reversal of 1123321130120 is 210311233211.

It is a happy number.

It is a super-2 number, since 2×1123321130120² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 1123321130092 and 1123321130101.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2005930310 + ... + 2005930869.

It is an arithmetic number, because the mean of its divisors is an integer number (90266876550).

Almost surely, 2^{1123321130120} is an apocalyptic number.

1123321130120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1123321130120 is an abundant number, since it is smaller than the sum of its proper divisors (1765218919480).

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

1123321130120 is a wasteful number, since it uses less digits than its factorization.

1123321130120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4011861197 (or 4011861193 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 1123321130120 its reverse (210311233211), we get a palindrome (1333632363331).

The spelling of 1123321130120 in words is "one trillion, one hundred twenty-three billion, three hundred twenty-one million, one hundred thirty thousand, one hundred twenty".