3021021212 has 24 divisors (see below), whose sum is σ = 5768833392. Its totient is φ = 1372851200.

The previous prime is 3021021187. The next prime is 3021021229. The reversal of 3021021212 is 2121201203.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 284348 + ... + 294780.

It is an arithmetic number, because the mean of its divisors is an integer number (240368058).

Almost surely, 2^3021021212 is an apocalyptic number.

It is an amenable number.

3021021212 is a deficient number, since it is larger than the sum of its proper divisors (2747812180).

3021021212 is a wasteful number, since it uses less digits than its factorization.

3021021212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17029 (or 17027 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 3021021212 is about 54963.8172982918. The cubic root of 3021021212 is about 1445.6103808949.

Adding to 3021021212 its reverse (2121201203), we get a palindrome (5142222415).

Subtracting from 3021021212 its reverse (2121201203), we obtain a square (899820009 = 29997²).

The spelling of 3021021212 in words is "three billion, twenty-one million, twenty-one thousand, two hundred twelve".