1001321130 has 32 divisors (see below), whose sum is σ = 2432130624. Its totient is φ = 263801216.

The previous prime is 1001321119. The next prime is 1001321149. The reversal of 1001321130 is 311231001.

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, 198579 + ... + 203558.

It is an arithmetic number, because the mean of its divisors is an integer number (76004082).

Almost surely, 2^1001321130 is an apocalyptic number.

1001321130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1001321130 is an abundant number, since it is smaller than the sum of its proper divisors (1430809494).

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

1001321130 is a wasteful number, since it uses less digits than its factorization.

1001321130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 402230.

The product of its (nonzero) digits is 18, while the sum is 12.

The square root of 1001321130 is about 31643.6586064254. The cubic root of 1001321130 is about 1000.4401828773.

Adding to 1001321130 its reverse (311231001), we get a palindrome (1312552131).

The spelling of 1001321130 in words is "one billion, one million, three hundred twenty-one thousand, one hundred thirty".