3311222021 has 8 divisors (see below), whose sum is σ = 3318283584. Its totient is φ = 3304169920.

The previous prime is 3311221997. The next prime is 3311222023. The reversal of 3311222021 is 1202221133.

3311222021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3311222021 - 2¹⁴ = 3311205637 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3311222023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1475126 + ... + 1477368.

It is an arithmetic number, because the mean of its divisors is an integer number (414785448).

Almost surely, 2^3311222021 is an apocalyptic number.

It is an amenable number.

3311222021 is a deficient number, since it is larger than the sum of its proper divisors (7061563).

3311222021 is a wasteful number, since it uses less digits than its factorization.

3311222021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4731.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 3311222021 is about 57543.2187229738. The cubic root of 3311222021 is about 1490.4912604696.

Adding to 3311222021 its reverse (1202221133), we get a palindrome (4513443154).

The spelling of 3311222021 in words is "three billion, three hundred eleven million, two hundred twenty-two thousand, twenty-one".