3213312111121 has 16 divisors (see below), whose sum is σ = 3990336655360. Its totient is φ = 2525134908240.

The previous prime is 3213312111091. The next prime is 3213312111131. The reversal of 3213312111121 is 1211112133123.

It is not a de Polignac number, because 3213312111121 - 2⁵ = 3213312111089 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3213312111092 and 3213312111101.

It is not an unprimeable number, because it can be changed into a prime (3213312111131) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 389677191 + ... + 389685436.

It is an arithmetic number, because the mean of its divisors is an integer number (249396040960).

Almost surely, 2^{3213312111121} is an apocalyptic number.

3213312111121 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

It is an amenable number.

3213312111121 is a deficient number, since it is larger than the sum of its proper divisors (777024544239).

3213312111121 is a wasteful number, since it uses less digits than its factorization.

3213312111121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 779362684.

The product of its digits is 216, while the sum is 22.

Adding to 3213312111121 its reverse (1211112133123), we get a palindrome (4424424244244).

The spelling of 3213312111121 in words is "three trillion, two hundred thirteen billion, three hundred twelve million, one hundred eleven thousand, one hundred twenty-one".