3213561322 has 4 divisors (see below), whose sum is σ = 4820341986. Its totient is φ = 1606780660.

The previous prime is 3213561271. The next prime is 3213561331. The reversal of 3213561322 is 2231653123.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2231653123 = 7 ⋅318807589.

It can be written as a sum of positive squares in only one way, i.e., 3092583321 + 120978001 = 55611^2 + 10999^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 803390329 + ... + 803390332.

Almost surely, 2^3213561322 is an apocalyptic number.

3213561322 is a deficient number, since it is larger than the sum of its proper divisors (1606780664).

3213561322 is a wasteful number, since it uses less digits than its factorization.

3213561322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1606780663.

The product of its digits is 6480, while the sum is 28.

The square root of 3213561322 is about 56688.2820519373. The cubic root of 3213561322 is about 1475.6913464249.

The spelling of 3213561322 in words is "three billion, two hundred thirteen million, five hundred sixty-one thousand, three hundred twenty-two".