3311220252 has 12 divisors (see below), whose sum is σ = 7726180616. Its totient is φ = 1103740080.

The previous prime is 3311220221. The next prime is 3311220281. The reversal of 3311220252 is 2520221133.

3311220252 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 137967499 + ... + 137967522.

Almost surely, 2^3311220252 is an apocalyptic number.

It is an amenable number.

3311220252 is an abundant number, since it is smaller than the sum of its proper divisors (4414960364).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3311220252 is a wasteful number, since it uses less digits than its factorization.

3311220252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275935028 (or 275935026 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 3311220252 is about 57543.2033519164. The cubic root of 3311220252 is about 1490.4909950410.

Adding to 3311220252 its reverse (2520221133), we get a palindrome (5831441385).

The spelling of 3311220252 in words is "three billion, three hundred eleven million, two hundred twenty thousand, two hundred fifty-two".