3211212102123 has 4 divisors (see below), whose sum is σ = 4281616136168. Its totient is φ = 2140808068080.

The previous prime is 3211212102047. The next prime is 3211212102151. The reversal of 3211212102123 is 3212012121123.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 3211212102123 - 2¹⁰ = 3211212101099 is a prime.

It is a super-2 number, since 2×3211212102123² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3211212102123.

It is not an unprimeable number, because it can be changed into a prime (3211212102823) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 535202017018 + ... + 535202017023.

It is an arithmetic number, because the mean of its divisors is an integer number (1070404034042).

Almost surely, 2^{3211212102123} is an apocalyptic number.

3211212102123 is a deficient number, since it is larger than the sum of its proper divisors (1070404034045).

3211212102123 is a wasteful number, since it uses less digits than its factorization.

3211212102123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1070404034044.

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

Adding to 3211212102123 its reverse (3212012121123), we get a palindrome (6423224223246).

The spelling of 3211212102123 in words is "three trillion, two hundred eleven billion, two hundred twelve million, one hundred two thousand, one hundred twenty-three".