3311212212 has 72 divisors (see below), whose sum is σ = 10435344192. Its totient is φ = 860054400.

The previous prime is 3311212171. The next prime is 3311212271. The reversal of 3311212212 is 2122121133.

3311212212 is a `hidden beast` number, since 331 + 121 + 2 + 212 = 666.

3311212212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 594489 + ... + 600032.

It is an arithmetic number, because the mean of its divisors is an integer number (144935336).

Almost surely, 2^3311212212 is an apocalyptic number.

It is an amenable number.

3311212212 is an abundant number, since it is smaller than the sum of its proper divisors (7124131980).

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

3311212212 is a wasteful number, since it uses less digits than its factorization.

3311212212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1194549 (or 1194544 counting only the distinct ones).

The product of its digits is 144, while the sum is 18.

The square root of 3311212212 is about 57543.1334913211. The cubic root of 3311212212 is about 1490.4897886823.

Adding to 3311212212 its reverse (2122121133), we get a palindrome (5433333345).

It can be divided in two parts, 331121 and 2212, that added together give a palindrome (333333).

The spelling of 3311212212 in words is "three billion, three hundred eleven million, two hundred twelve thousand, two hundred twelve".