1000232120 has 32 divisors (see below), whose sum is σ = 2254515120. Its totient is φ = 399383040.

The previous prime is 1000232113. The next prime is 1000232147. The reversal of 1000232120 is 212320001.

It is a happy number.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 944 + ... + 44736.

Almost surely, 2^1000232120 is an apocalyptic number.

1000232120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1000232120 is an abundant number, since it is smaller than the sum of its proper divisors (1254283000).

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

1000232120 is a wasteful number, since it uses less digits than its factorization.

1000232120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44375 (or 44371 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 1000232120 is about 31626.4465281827. The cubic root of 1000232120 is about 1000.0773673475.

Adding to 1000232120 its reverse (212320001), we get a palindrome (1212552121).

The spelling of 1000232120 in words is "one billion, two hundred thirty-two thousand, one hundred twenty".