3213101111 has 16 divisors (see below), whose sum is σ = 3570587520. Its totient is φ = 2866834080.

The previous prime is 3213101093. The next prime is 3213101149. The reversal of 3213101111 is 1111013123.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-3213101111 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3213101011) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 196280 + ... + 212018.

It is an arithmetic number, because the mean of its divisors is an integer number (223161720).

Almost surely, 2^3213101111 is an apocalyptic number.

3213101111 is a deficient number, since it is larger than the sum of its proper divisors (357486409).

3213101111 is a wasteful number, since it uses less digits than its factorization.

3213101111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16094.

The product of its (nonzero) digits is 18, while the sum is 14.

The square root of 3213101111 is about 56684.2227696561. Note that the first 3 decimals coincide. The cubic root of 3213101111 is about 1475.6208989531.

Adding to 3213101111 its reverse (1111013123), we get a palindrome (4324114234).

The spelling of 3213101111 in words is "three billion, two hundred thirteen million, one hundred one thousand, one hundred eleven".