1330121322200 has 144 divisors (see below), whose sum is σ = 3402407127840. Its totient is φ = 483228345600.

The previous prime is 1330121322169. The next prime is 1330121322203. The reversal of 1330121322200 is 22231210331.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1330121322203) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 26425457 + ... + 26475743.

Almost surely, 2^{1330121322200} is an apocalyptic number.

1330121322200 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 1330121322200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1701203563920).

1330121322200 is an abundant number, since it is smaller than the sum of its proper divisors (2072285805640).

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

1330121322200 is a wasteful number, since it uses less digits than its factorization.

1330121322200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51418 (or 51398 counting only the distinct ones).

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

Adding to 1330121322200 its reverse (22231210331), we get a palindrome (1352352532531).

The spelling of 1330121322200 in words is "one trillion, three hundred thirty billion, one hundred twenty-one million, three hundred twenty-two thousand, two hundred".