3213111220330 has 16 divisors (see below), whose sum is σ = 6309382032864. Its totient is φ = 1168404080080.

The previous prime is 3213111220313. The next prime is 3213111220337. The reversal of 3213111220330 is 330221113123.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (3213111220337) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14605050892 + ... + 14605051111.

It is an arithmetic number, because the mean of its divisors is an integer number (394336377054).

Almost surely, 2^{3213111220330} is an apocalyptic number.

3213111220330 is a deficient number, since it is larger than the sum of its proper divisors (3096270812534).

3213111220330 is a wasteful number, since it uses less digits than its factorization.

3213111220330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29210102021.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 3213111220330 its reverse (330221113123), we get a palindrome (3543332333453).

The spelling of 3213111220330 in words is "three trillion, two hundred thirteen billion, one hundred eleven million, two hundred twenty thousand, three hundred thirty".