1001301012 has 18 divisors (see below), whose sum is σ = 2531066538. Its totient is φ = 333766992.

The previous prime is 1001300983. The next prime is 1001301017. The reversal of 1001301012 is 2101031001.

1001301012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 560552976 + 440748036 = 23676^2 + 20994^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 1001300985 and 1001301003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1001301017) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 13906923 + ... + 13906994.

Almost surely, 2^1001301012 is an apocalyptic number.

1001301012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1001301012 is an abundant number, since it is smaller than the sum of its proper divisors (1529765526).

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

1001301012 is a wasteful number, since it uses less digits than its factorization.

1001301012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27813927 (or 27813922 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 9.

The square root of 1001301012 is about 31643.3407212323. The cubic root of 1001301012 is about 1000.4334827322.

Adding to 1001301012 its reverse (2101031001), we get a palindrome (3102332013).

The spelling of 1001301012 in words is "one billion, one million, three hundred one thousand, twelve".