3012131320221 has 8 divisors (see below), whose sum is σ = 4154663890080. Its totient is φ = 1938843148592.

The previous prime is 3012131320169. The next prime is 3012131320223. The reversal of 3012131320221 is 1220231312103.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3012131320221 - 2²¹ = 3012129223069 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3012131320223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17311099455 + ... + 17311099628.

It is an arithmetic number, because the mean of its divisors is an integer number (519332986260).

Almost surely, 2^{3012131320221} is an apocalyptic number.

It is an amenable number.

3012131320221 is a deficient number, since it is larger than the sum of its proper divisors (1142532569859).

3012131320221 is a wasteful number, since it uses less digits than its factorization.

3012131320221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34622199115.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 3012131320221 its reverse (1220231312103), we get a palindrome (4232362632324).

The spelling of 3012131320221 in words is "three trillion, twelve billion, one hundred thirty-one million, three hundred twenty thousand, two hundred twenty-one".