1121233232000 has 1024 divisors, whose sum is σ = 3533777694720. Its totient is φ = 345047040000.

The previous prime is 1121233231981. The next prime is 1121233232033. The reversal of 1121233232000 is 2323321211.

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

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 4137391865 + ... + 4137392135.

It is an arithmetic number, because the mean of its divisors is an integer number (3450954780).

Almost surely, 2^{1121233232000} is an apocalyptic number.

1121233232000 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 1121233232000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1766888847360).

1121233232000 is an abundant number, since it is smaller than the sum of its proper divisors (2412544462720).

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

1121233232000 is a wasteful number, since it uses less digits than its factorization.

1121233232000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 418 (or 396 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 1121233232000 its reverse (2323321211), we get a palindrome (1123556553211).

The spelling of 1121233232000 in words is "one trillion, one hundred twenty-one billion, two hundred thirty-three million, two hundred thirty-two thousand".