3221202122 has 4 divisors (see below), whose sum is σ = 4831803186. Its totient is φ = 1610601060.

The previous prime is 3221202119. The next prime is 3221202137. The reversal of 3221202122 is 2212021223.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2212021223 = 61 ⋅36262643.

It can be written as a sum of positive squares in only one way, i.e., 3065726161 + 155475961 = 55369^2 + 12469^2 .

It is a super-2 number, since 2×3221202122² = 20752286221554605768, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3221202122.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 805300529 + ... + 805300532.

Almost surely, 2^3221202122 is an apocalyptic number.

3221202122 is a deficient number, since it is larger than the sum of its proper divisors (1610601064).

3221202122 is a wasteful number, since it uses less digits than its factorization.

3221202122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1610601063.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 3221202122 is about 56755.6351563437. The cubic root of 3221202122 is about 1476.8599914929.

Adding to 3221202122 its reverse (2212021223), we get a palindrome (5433223345).

It can be divided in two parts, 3 and 221202122, that multiplied together give a palindrome (663606366).

The spelling of 3221202122 in words is "three billion, two hundred twenty-one million, two hundred two thousand, one hundred twenty-two".