1219133732320 has 384 divisors, whose sum is σ = 3674787056640. Its totient is φ = 372080148480.

The previous prime is 1219133732287. The next prime is 1219133732347. The reversal of 1219133732320 is 232373319121.

It is a self number, because there is not a number n which added to its sum of digits gives 1219133732320.

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 63 ways as a sum of consecutive naturals, for example, 249973722 + ... + 249978598.

It is an arithmetic number, because the mean of its divisors is an integer number (9569757960).

Almost surely, 2^{1219133732320} is an apocalyptic number.

1219133732320 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 1219133732320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1837393528320).

1219133732320 is an abundant number, since it is smaller than the sum of its proper divisors (2455653324320).

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

1219133732320 is a wasteful number, since it uses less digits than its factorization.

1219133732320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5626 (or 5618 counting only the distinct ones).

The product of its (nonzero) digits is 40824, while the sum is 37.

The spelling of 1219133732320 in words is "one trillion, two hundred nineteen billion, one hundred thirty-three million, seven hundred thirty-two thousand, three hundred twenty".