3021113200221 has 12 divisors (see below), whose sum is σ = 4514307081180. Its totient is φ = 1944624588480.

The previous prime is 3021113200211. The next prime is 3021113200223. The reversal of 3021113200221 is 1220023111203.

3021113200221 is a `hidden beast` number, since 30 + 211 + 1 + 3 + 200 + 221 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1295069036121 + 1726044164100 = 1138011^2 + 1313790^2 .

It is not a de Polignac number, because 3021113200221 - 2⁷ = 3021113200093 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3021113200194 and 3021113200203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3021113200223) 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, 5787572920 + ... + 5787573441.

It is an arithmetic number, because the mean of its divisors is an integer number (376192256765).

Almost surely, 2^{3021113200221} is an apocalyptic number.

It is an amenable number.

3021113200221 is a deficient number, since it is larger than the sum of its proper divisors (1493193880959).

3021113200221 is a wasteful number, since it uses less digits than its factorization.

3021113200221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11575146396 (or 11575146393 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 3021113200221 its reverse (1220023111203), we get a palindrome (4241136311424).

The spelling of 3021113200221 in words is "three trillion, twenty-one billion, one hundred thirteen million, two hundred thousand, two hundred twenty-one".