12222120313311 has 8 divisors (see below), whose sum is σ = 16457508541104. Its totient is φ = 8067406147200.

The previous prime is 12222120313297. The next prime is 12222120313343. The reversal of 12222120313311 is 11331302122221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12222120313311 - 2²¹ = 12222118216159 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12222120313391) 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, 20168515066 + ... + 20168515671.

It is an arithmetic number, because the mean of its divisors is an integer number (2057188567638).

Almost surely, 2^{12222120313311} is an apocalyptic number.

12222120313311 is a deficient number, since it is larger than the sum of its proper divisors (4235388227793).

12222120313311 is a wasteful number, since it uses less digits than its factorization.

12222120313311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40337030841.

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 12222120313311 its reverse (11331302122221), we get a palindrome (23553422435532).

The spelling of 12222120313311 in words is "twelve trillion, two hundred twenty-two billion, one hundred twenty million, three hundred thirteen thousand, three hundred eleven".