1012113320 has 16 divisors (see below), whose sum is σ = 2277255060. Its totient is φ = 404845312.

The previous prime is 1012113313. The next prime is 1012113341. The reversal of 1012113320 is 233112101.

It can be written as a sum of positive squares in 2 ways, for example, as 1009078756 + 3034564 = 31766^2 + 1742^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1012113295 and 1012113304.

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 3 ways as a sum of consecutive naturals, for example, 12651377 + ... + 12651456.

Almost surely, 2^1012113320 is an apocalyptic number.

1012113320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1012113320 is an abundant number, since it is smaller than the sum of its proper divisors (1265141740).

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

1012113320 is a wasteful number, since it uses less digits than its factorization.

1012113320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25302844 (or 25302840 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 1012113320 is about 31813.7284831565. The cubic root of 1012113320 is about 1004.0215785588.

Adding to 1012113320 its reverse (233112101), we get a palindrome (1245225421).

The spelling of 1012113320 in words is "one billion, twelve million, one hundred thirteen thousand, three hundred twenty".