1001330121330 has 128 divisors (see below), whose sum is σ = 3329097615360. Its totient is φ = 208068592320.

The previous prime is 1001330121193. The next prime is 1001330121409. The reversal of 1001330121330 is 331210331001.

It is a happy number.

1001330121330 is a `hidden beast` number, since 1 + 0 + 0 + 1 + 330 + 1 + 2 + 1 + 330 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 24061224 + ... + 24102803.

It is an arithmetic number, because the mean of its divisors is an integer number (26008575120).

Almost surely, 2^{1001330121330} is an apocalyptic number.

1001330121330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1001330121330 is an abundant number, since it is smaller than the sum of its proper divisors (2327767494030).

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

1001330121330 is a wasteful number, since it uses less digits than its factorization.

1001330121330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48164061 (or 48164055 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

Adding to 1001330121330 its reverse (331210331001), we get a palindrome (1332540452331).

The spelling of 1001330121330 in words is "one trillion, one billion, three hundred thirty million, one hundred twenty-one thousand, three hundred thirty".