3020120212221 has 12 divisors (see below), whose sum is σ = 4985595271072. Its totient is φ = 1725782978376.

The previous prime is 3020120212217. The next prime is 3020120212253. The reversal of 3020120212221 is 1222120210203.

3020120212221 is a `hidden beast` number, since 30 + 201 + 2 + 0 + 212 + 221 = 666.

3020120212221 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3020120212221 - 2² = 3020120212217 is a prime.

It is a super-2 number, since 2×3020120212221² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3020120212194 and 3020120212203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3020120212271) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23969207971 + ... + 23969208096.

Almost surely, 2^{3020120212221} is an apocalyptic number.

It is an amenable number.

3020120212221 is a deficient number, since it is larger than the sum of its proper divisors (1965475058851).

3020120212221 is a wasteful number, since it uses less digits than its factorization.

3020120212221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47938416080 (or 47938416077 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 3020120212221 its reverse (1222120210203), we get a palindrome (4242240422424).

The spelling of 3020120212221 in words is "three trillion, twenty billion, one hundred twenty million, two hundred twelve thousand, two hundred twenty-one".