3101443212 has 96 divisors (see below), whose sum is σ = 8771922432. Its totient is φ = 832582656.

The previous prime is 3101443201. The next prime is 3101443271. The reversal of 3101443212 is 2123441013.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1045243 + ... + 1048205.

It is an arithmetic number, because the mean of its divisors is an integer number (91374192).

Almost surely, 2^3101443212 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 3101443212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4385961216).

3101443212 is an abundant number, since it is smaller than the sum of its proper divisors (5670479220).

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

3101443212 is a wasteful number, since it uses less digits than its factorization.

3101443212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3727 (or 3725 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 3101443212 is about 55690.6025465697. The cubic root of 3101443212 is about 1458.3259745965.

Adding to 3101443212 its reverse (2123441013), we get a palindrome (5224884225).

The spelling of 3101443212 in words is "three billion, one hundred one million, four hundred forty-three thousand, two hundred twelve".