1012140320 has 24 divisors (see below), whose sum is σ = 2391181884. Its totient is φ = 404856064.

The previous prime is 1012140313. The next prime is 1012140331. The reversal of 1012140320 is 230412101.

It can be written as a sum of positive squares in 2 ways, for example, as 991746064 + 20394256 = 31492^2 + 4516^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1012140295 and 1012140304.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3162779 + ... + 3163098.

Almost surely, 2^1012140320 is an apocalyptic number.

1012140320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1012140320 is an abundant number, since it is smaller than the sum of its proper divisors (1379041564).

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

1012140320 is an equidigital number, since it uses as much as digits as its factorization.

1012140320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6325892 (or 6325884 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 1012140320 is about 31814.1528254329. The cubic root of 1012140320 is about 1004.0305065253.

Adding to 1012140320 its reverse (230412101), we get a palindrome (1242552421).

The spelling of 1012140320 in words is "one billion, twelve million, one hundred forty thousand, three hundred twenty".