3001012303021 has 4 divisors (see below), whose sum is σ = 3002071611292. Its totient is φ = 2999952994752.

The previous prime is 3001012302997. The next prime is 3001012303039. The reversal of 3001012303021 is 1203032101003.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 354127347396 + 2646884955625 = 595086^2 + 1626925^2 .

It is a cyclic number.

It is not a de Polignac number, because 3001012303021 - 2⁵ = 3001012302989 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3001012302986 and 3001012303004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3001012300021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 529649886 + ... + 529655551.

It is an arithmetic number, because the mean of its divisors is an integer number (750517902823).

Almost surely, 2^{3001012303021} is an apocalyptic number.

It is an amenable number.

3001012303021 is a deficient number, since it is larger than the sum of its proper divisors (1059308271).

3001012303021 is a wasteful number, since it uses less digits than its factorization.

3001012303021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1059308270.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 3001012303021 its reverse (1203032101003), we get a palindrome (4204044404024).

It can be divided in two parts, 3001012 and 303021, that added together give a palindrome (3304033).

The spelling of 3001012303021 in words is "three trillion, one billion, twelve million, three hundred three thousand, twenty-one".