3101213332 has 54 divisors (see below), whose sum is σ = 6362596842. Its totient is φ = 1318752288.

The previous prime is 3101213279. The next prime is 3101213341. The reversal of 3101213332 is 2333121013.

It can be written as a sum of positive squares in only one way, i.e., 2194360336 + 906852996 = 46844^2 + 30114^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 11195578 + ... + 11195854.

Almost surely, 2^3101213332 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3101213332, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3181298421).

3101213332 is an abundant number, since it is smaller than the sum of its proper divisors (3261383510).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3101213332 is a wasteful number, since it uses less digits than its factorization.

3101213332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 773 (or 525 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 19.

The square root of 3101213332 is about 55688.5386053540. The cubic root of 3101213332 is about 1458.2899431712.

Adding to 3101213332 its reverse (2333121013), we get a palindrome (5434334345).

It can be divided in two parts, 31012 and 13332, that added together give a palindrome (44344).

The spelling of 3101213332 in words is "three billion, one hundred one million, two hundred thirteen thousand, three hundred thirty-two".