3214220224091 has 4 divisors (see below), whose sum is σ = 3288969531672. Its totient is φ = 3139470916512.

The previous prime is 3214220224073. The next prime is 3214220224093. The reversal of 3214220224091 is 1904220224123.

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

It is a cyclic number.

It is not a de Polignac number, because 3214220224091 - 2³⁰ = 3213146482267 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3214220224093) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37374653726 + ... + 37374653811.

It is an arithmetic number, because the mean of its divisors is an integer number (822242382918).

Almost surely, 2^{3214220224091} is an apocalyptic number.

3214220224091 is a deficient number, since it is larger than the sum of its proper divisors (74749307581).

3214220224091 is an equidigital number, since it uses as much as digits as its factorization.

3214220224091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74749307580.

The product of its (nonzero) digits is 13824, while the sum is 32.

Adding to 3214220224091 its sum of digits (32), we get a palindrome (3214220224123).

The spelling of 3214220224091 in words is "three trillion, two hundred fourteen billion, two hundred twenty million, two hundred twenty-four thousand, ninety-one".