3331200021 has 48 divisors (see below), whose sum is σ = 4757776128. Its totient is φ = 2071526400.

The previous prime is 3331200017. The next prime is 3331200053. The reversal of 3331200021 is 1200021333.

It is not a de Polignac number, because 3331200021 - 2² = 3331200017 is a prime.

It is a super-2 number, since 2×3331200021² = 22193787159820800882, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3331200011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 12292116 + ... + 12292386.

It is an arithmetic number, because the mean of its divisors is an integer number (99120336).

Almost surely, 2^3331200021 is an apocalyptic number.

It is an amenable number.

3331200021 is a deficient number, since it is larger than the sum of its proper divisors (1426576107).

3331200021 is a wasteful number, since it uses less digits than its factorization.

3331200021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 462 (or 425 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 15.

The square root of 3331200021 is about 57716.5489352924. The cubic root of 3331200021 is about 1493.4828396444.

Adding to 3331200021 its reverse (1200021333), we get a palindrome (4531221354).

It can be divided in two parts, 333 and 1200021, that multiplied together give a palindrome (399606993).

The spelling of 3331200021 in words is "three billion, three hundred thirty-one million, two hundred thousand, twenty-one".