2311222212223 has 8 divisors (see below), whose sum is σ = 2394390692480. Its totient is φ = 2228592039840.

The previous prime is 2311222212203. The next prime is 2311222212253. The reversal of 2311222212223 is 3222122221132.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2311222212223 is a prime.

It is a super-2 number, since 2×2311222212223² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2311222212203) 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 7 ways as a sum of consecutive naturals, for example, 134568228 + ... + 134585401.

It is an arithmetic number, because the mean of its divisors is an integer number (299298836560).

Almost surely, 2^{2311222212223} is an apocalyptic number.

2311222212223 is a deficient number, since it is larger than the sum of its proper divisors (83168480257).

2311222212223 is a wasteful number, since it uses less digits than its factorization.

2311222212223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269153937.

The product of its digits is 2304, while the sum is 25.

Adding to 2311222212223 its reverse (3222122221132), we get a palindrome (5533344433355).

The spelling of 2311222212223 in words is "two trillion, three hundred eleven billion, two hundred twenty-two million, two hundred twelve thousand, two hundred twenty-three".