2231213323111 has 8 divisors (see below), whose sum is σ = 2293429496400. Its totient is φ = 2169742253952.

The previous prime is 2231213323093. The next prime is 2231213323127. The reversal of 2231213323111 is 1113233121322.

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

It is a cyclic number.

It is not a de Polignac number, because 2231213323111 - 2¹³ = 2231213314919 is a prime.

It is a super-3 number, since 3×2231213323111³ (a number of 38 digits) contains 333 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 (2231213321111) 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, 186269961 + ... + 186281938.

It is an arithmetic number, because the mean of its divisors is an integer number (286678687050).

Almost surely, 2^{2231213323111} is an apocalyptic number.

2231213323111 is a deficient number, since it is larger than the sum of its proper divisors (62216173289).

2231213323111 is a wasteful number, since it uses less digits than its factorization.

2231213323111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 372552065.

The product of its digits is 1296, while the sum is 25.

Adding to 2231213323111 its reverse (1113233121322), we get a palindrome (3344446444433).

The spelling of 2231213323111 in words is "two trillion, two hundred thirty-one billion, two hundred thirteen million, three hundred twenty-three thousand, one hundred eleven".