3212213220111 has 12 divisors (see below), whose sum is σ = 4982208259992. Its totient is φ = 1835550411408.

The previous prime is 3212213220071. The next prime is 3212213220133. The reversal of 3212213220111 is 1110223122123.

It is not a de Polignac number, because 3212213220111 - 2¹³ = 3212213211919 is a prime.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3212213220511) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10925895160 + ... + 10925895453.

It is an arithmetic number, because the mean of its divisors is an integer number (415184021666).

Almost surely, 2^{3212213220111} is an apocalyptic number.

3212213220111 is a deficient number, since it is larger than the sum of its proper divisors (1769995039881).

3212213220111 is a wasteful number, since it uses less digits than its factorization.

3212213220111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21851790630 (or 21851790623 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 3212213220111 its reverse (1110223122123), we get a palindrome (4322436342234).

The spelling of 3212213220111 in words is "three trillion, two hundred twelve billion, two hundred thirteen million, two hundred twenty thousand, one hundred eleven".