1154224322000 has 80 divisors (see below), whose sum is σ = 2792025912000. Its totient is φ = 461505859200.

The previous prime is 1154224321973. The next prime is 1154224322011. The reversal of 1154224322000 is 2234224511.

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

It is an unprimeable number.

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, 4964351 + ... + 5191649.

It is an arithmetic number, because the mean of its divisors is an integer number (34900323900).

Almost surely, 2^{1154224322000} is an apocalyptic number.

1154224322000 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 1154224322000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1396012956000).

1154224322000 is an abundant number, since it is smaller than the sum of its proper divisors (1637801590000).

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

1154224322000 is a wasteful number, since it uses less digits than its factorization.

1154224322000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229861 (or 229845 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 26.

Adding to 1154224322000 its reverse (2234224511), we get a palindrome (1156458546511).

The spelling of 1154224322000 in words is "one trillion, one hundred fifty-four billion, two hundred twenty-four million, three hundred twenty-two thousand".