3021211222 has 4 divisors (see below), whose sum is σ = 4531816836. Its totient is φ = 1510605610.

The previous prime is 3021211217. The next prime is 3021211229. The reversal of 3021211222 is 2221121203.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 3021211196 and 3021211205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3021211229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 755302804 + ... + 755302807.

It is an arithmetic number, because the mean of its divisors is an integer number (1132954209).

Almost surely, 2^3021211222 is an apocalyptic number.

3021211222 is a deficient number, since it is larger than the sum of its proper divisors (1510605614).

3021211222 is a wasteful number, since it uses less digits than its factorization.

3021211222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1510605613.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 3021211222 is about 54965.5457718742. The cubic root of 3021211222 is about 1445.6406879390.

Adding to 3021211222 its reverse (2221121203), we get a palindrome (5242332425).

The spelling of 3021211222 in words is "three billion, twenty-one million, two hundred eleven thousand, two hundred twenty-two".