3012123033221 has 8 divisors (see below), whose sum is σ = 3025798723104. Its totient is φ = 2998468697040.

The previous prime is 3012123033209. The next prime is 3012123033287. The reversal of 3012123033221 is 1223303212103.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3012123033221 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3012123030221) 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, 5055635 + ... + 5619936.

It is an arithmetic number, because the mean of its divisors is an integer number (378224840388).

Almost surely, 2^{3012123033221} is an apocalyptic number.

It is an amenable number.

3012123033221 is a deficient number, since it is larger than the sum of its proper divisors (13675689883).

3012123033221 is a wasteful number, since it uses less digits than its factorization.

3012123033221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10676851.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 3012123033221 its reverse (1223303212103), we get a palindrome (4235426245324).

The spelling of 3012123033221 in words is "three trillion, twelve billion, one hundred twenty-three million, thirty-three thousand, two hundred twenty-one".