1000120323 has 32 divisors (see below), whose sum is σ = 1406522880. Its totient is φ = 631445760.

The previous prime is 1000120313. The next prime is 1000120327. The reversal of 1000120323 is 3230210001.

It is a happy number.

It is not a de Polignac number, because 1000120323 - 2⁵ = 1000120291 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1000120299 and 1000120308.

It is not an unprimeable number, because it can be changed into a prime (1000120327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 661138 + ... + 662648.

It is an arithmetic number, because the mean of its divisors is an integer number (43953840).

Almost surely, 2^1000120323 is an apocalyptic number.

1000120323 is a deficient number, since it is larger than the sum of its proper divisors (406402557).

1000120323 is a wasteful number, since it uses less digits than its factorization.

1000120323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1707.

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

The square root of 1000120323 is about 31624.6790181339. The cubic root of 1000120323 is about 1000.0401060581.

Adding to 1000120323 its reverse (3230210001), we get a palindrome (4230330324).

The spelling of 1000120323 in words is "one billion, one hundred twenty thousand, three hundred twenty-three".