1133123232120 has 64 divisors (see below), whose sum is σ = 3708403309440. Its totient is φ = 274696540800.

The previous prime is 1133123232049. The next prime is 1133123232127. The reversal of 1133123232120 is 212323213311.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1133123232127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 429212026 + ... + 429214665.

It is an arithmetic number, because the mean of its divisors is an integer number (57943801710).

Almost surely, 2^{1133123232120} is an apocalyptic number.

1133123232120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1133123232120 is an abundant number, since it is smaller than the sum of its proper divisors (2575280077320).

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

1133123232120 is a wasteful number, since it uses less digits than its factorization.

1133123232120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 858426716 (or 858426712 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 1133123232120 its reverse (212323213311), we get a palindrome (1345446445431).

The spelling of 1133123232120 in words is "one trillion, one hundred thirty-three billion, one hundred twenty-three million, two hundred thirty-two thousand, one hundred twenty".