1000332120 has 32 divisors (see below), whose sum is σ = 3000996720. Its totient is φ = 266755200.

The previous prime is 1000332103. The next prime is 1000332127. The reversal of 1000332120 is 212330001.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 1000332096 and 1000332105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1000332127) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4167931 + ... + 4168170.

Almost surely, 2^1000332120 is an apocalyptic number.

1000332120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1000332120 is an abundant number, since it is smaller than the sum of its proper divisors (2000664600).

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

1000332120 is a wasteful number, since it uses less digits than its factorization.

1000332120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8336115 (or 8336111 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 1000332120 is about 31628.0274440250. The cubic root of 1000332120 is about 1000.1106944130.

Adding to 1000332120 its reverse (212330001), we get a palindrome (1212662121).

The spelling of 1000332120 in words is "one billion, three hundred thirty-two thousand, one hundred twenty".