1003201121130 has 128 divisors (see below), whose sum is σ = 2621120366592. Its totient is φ = 244258737408.

The previous prime is 1003201121099. The next prime is 1003201121149. The reversal of 1003201121130 is 311211023001.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a Curzon number.

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, 35455969 + ... + 35484251.

It is an arithmetic number, because the mean of its divisors is an integer number (20477502864).

Almost surely, 2^{1003201121130} is an apocalyptic number.

1003201121130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1003201121130, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1310560183296).

1003201121130 is an abundant number, since it is smaller than the sum of its proper divisors (1617919245462).

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

1003201121130 is a wasteful number, since it uses less digits than its factorization.

1003201121130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29292.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 1003201121130 its reverse (311211023001), we get a palindrome (1314412144131).

The spelling of 1003201121130 in words is "one trillion, three billion, two hundred one million, one hundred twenty-one thousand, one hundred thirty".