3122102121211 has 4 divisors (see below), whose sum is σ = 3122374401112. Its totient is φ = 3121829841312.

The previous prime is 3122102121199. The next prime is 3122102121221. The reversal of 3122102121211 is 1121212012213.

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

It is a cyclic number.

It is not a de Polignac number, because 3122102121211 - 2⁴¹ = 923078865659 is a prime.

It is a super-2 number, since 2×3122102121211² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3122102121221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 136122750 + ... + 136145683.

It is an arithmetic number, because the mean of its divisors is an integer number (780593600278).

Almost surely, 2^{3122102121211} is an apocalyptic number.

3122102121211 is a deficient number, since it is larger than the sum of its proper divisors (272279901).

3122102121211 is a wasteful number, since it uses less digits than its factorization.

3122102121211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 272279900.

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 3122102121211 its reverse (1121212012213), we get a palindrome (4243314133424).

The spelling of 3122102121211 in words is "three trillion, one hundred twenty-two billion, one hundred two million, one hundred twenty-one thousand, two hundred eleven".