3221112122 has 4 divisors (see below), whose sum is σ = 4831668186. Its totient is φ = 1610556060.

The previous prime is 3221112113. The next prime is 3221112143. The reversal of 3221112122 is 2212111223.

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

It can be written as a sum of positive squares in only one way, i.e., 2735394601 + 485717521 = 52301^2 + 22039^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 3221112122.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 805278029 + ... + 805278032.

Almost surely, 2^3221112122 is an apocalyptic number.

3221112122 is a deficient number, since it is larger than the sum of its proper divisors (1610556064).

3221112122 is a wasteful number, since it uses less digits than its factorization.

3221112122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1610556063.

The product of its digits is 96, while the sum is 17.

The square root of 3221112122 is about 56754.8422779942. The cubic root of 3221112122 is about 1476.8462369346.

Adding to 3221112122 its reverse (2212111223), we get a palindrome (5433223345).

The spelling of 3221112122 in words is "three billion, two hundred twenty-one million, one hundred twelve thousand, one hundred twenty-two".