3117221032 has 8 divisors (see below), whose sum is σ = 5844789450. Its totient is φ = 1558610512.

The previous prime is 3117221017. The next prime is 3117221033. The reversal of 3117221032 is 2301227113.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 2041774596 + 1075446436 = 45186^2 + 32794^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 3117220994 and 3117221012.

It is not an unprimeable number, because it can be changed into a prime (3117221033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 194826307 + ... + 194826322.

Almost surely, 2^3117221032 is an apocalyptic number.

It is an amenable number.

3117221032 is a deficient number, since it is larger than the sum of its proper divisors (2727568418).

3117221032 is a wasteful number, since it uses less digits than its factorization.

3117221032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 389652635 (or 389652631 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 22.

The square root of 3117221032 is about 55832.0788794399. The cubic root of 3117221032 is about 1460.7947496359.

Adding to 3117221032 its reverse (2301227113), we get a palindrome (5418448145).

The spelling of 3117221032 in words is "three billion, one hundred seventeen million, two hundred twenty-one thousand, thirty-two".