3211312330 has 16 divisors (see below), whose sum is σ = 5850006624. Its totient is φ = 1269048400.

The previous prime is 3211312301. The next prime is 3211312337. The reversal of 3211312330 is 332131123.

It is a junction number, because it is equal to n+sod(n) for n = 3211312298 and 3211312307.

It is not an unprimeable number, because it can be changed into a prime (3211312337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1933696 + ... + 1935355.

It is an arithmetic number, because the mean of its divisors is an integer number (365625414).

Almost surely, 2^3211312330 is an apocalyptic number.

3211312330 is a deficient number, since it is larger than the sum of its proper divisors (2638694294).

3211312330 is a wasteful number, since it uses less digits than its factorization.

3211312330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3869141.

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

The square root of 3211312330 is about 56668.4420996378. The cubic root of 3211312330 is about 1475.3470147817.

Adding to 3211312330 its reverse (332131123), we get a palindrome (3543443453).

The spelling of 3211312330 in words is "three billion, two hundred eleven million, three hundred twelve thousand, three hundred thirty".