1001205330 has 64 divisors (see below), whose sum is σ = 2437585920. Its totient is φ = 263160576.

The previous prime is 1001205269. The next prime is 1001205347. The reversal of 1001205330 is 335021001.

It is a happy number.

1001205330 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1001205330² = 2004824225640817800, which contains 22 as substring.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 728524 + ... + 729896.

It is an arithmetic number, because the mean of its divisors is an integer number (38087280).

Almost surely, 2^1001205330 is an apocalyptic number.

1001205330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1001205330 is an abundant number, since it is smaller than the sum of its proper divisors (1436380590).

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

1001205330 is a wasteful number, since it uses less digits than its factorization.

1001205330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1715.

The product of its (nonzero) digits is 90, while the sum is 15.

The square root of 1001205330 is about 31641.8288030259. The cubic root of 1001205330 is about 1000.4016153502.

Adding to 1001205330 its reverse (335021001), we get a palindrome (1336226331).

The spelling of 1001205330 in words is "one billion, one million, two hundred five thousand, three hundred thirty".