1130121532120 has 128 divisors (see below), whose sum is σ = 2920236042240. Its totient is φ = 385580321280.

The previous prime is 1130121532117. The next prime is 1130121532121. The reversal of 1130121532120 is 212351210311.

It is a super-2 number, since 2×1130121532120² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1130121532091 and 1130121532100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1130121532121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 48344035 + ... + 48367405.

It is an arithmetic number, because the mean of its divisors is an integer number (22814344080).

Almost surely, 2^{1130121532120} is an apocalyptic number.

1130121532120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1130121532120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1460118021120).

1130121532120 is an abundant number, since it is smaller than the sum of its proper divisors (1790114510120).

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

1130121532120 is a wasteful number, since it uses less digits than its factorization.

1130121532120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24225 (or 24221 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 22.

Adding to 1130121532120 its reverse (212351210311), we get a palindrome (1342472742431).

The spelling of 1130121532120 in words is "one trillion, one hundred thirty billion, one hundred twenty-one million, five hundred thirty-two thousand, one hundred twenty".