3216611201 has 4 divisors (see below), whose sum is σ = 3216755712. Its totient is φ = 3216466692.

The previous prime is 3216611179. The next prime is 3216611221. The reversal of 3216611201 is 1021166123.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1021166123 = 367 ⋅2782469.

It is a cyclic number.

It is not a de Polignac number, because 3216611201 - 2¹⁸ = 3216349057 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3216611221) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 31025 + ... + 85998.

It is an arithmetic number, because the mean of its divisors is an integer number (804188928).

Almost surely, 2^3216611201 is an apocalyptic number.

It is an amenable number.

3216611201 is a deficient number, since it is larger than the sum of its proper divisors (144511).

3216611201 is a wasteful number, since it uses less digits than its factorization.

3216611201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144510.

The product of its (nonzero) digits is 432, while the sum is 23.

The square root of 3216611201 is about 56715.1761083398. The cubic root of 3216611201 is about 1476.1580412156.

Adding to 3216611201 its reverse (1021166123), we get a palindrome (4237777324).

The spelling of 3216611201 in words is "three billion, two hundred sixteen million, six hundred eleven thousand, two hundred one".