3821115212 has 48 divisors (see below), whose sum is σ = 7246314432. Its totient is φ = 1758366720.

The previous prime is 3821115209. The next prime is 3821115223. The reversal of 3821115212 is 2125111283.

3821115212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 268418 + ... + 282294.

It is an arithmetic number, because the mean of its divisors is an integer number (150964884).

Almost surely, 2^3821115212 is an apocalyptic number.

It is an amenable number.

3821115212 is a deficient number, since it is larger than the sum of its proper divisors (3425199220).

3821115212 is a wasteful number, since it uses less digits than its factorization.

3821115212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14018 (or 14016 counting only the distinct ones).

The product of its digits is 960, while the sum is 26.

The square root of 3821115212 is about 61815.1697562985. The cubic root of 3821115212 is about 1563.3757726543.

Adding to 3821115212 its reverse (2125111283), we get a palindrome (5946226495).

The spelling of 3821115212 in words is "three billion, eight hundred twenty-one million, one hundred fifteen thousand, two hundred twelve".