2311213311233 has 8 divisors (see below), whose sum is σ = 2418418684800. Its totient is φ = 2204567757568.

The previous prime is 2311213311223. The next prime is 2311213311259. The reversal of 2311213311233 is 3321133121132.

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 2311213311233 - 2²⁰ = 2311212262657 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2311213311223) 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, 139946528 + ... + 139963041.

It is an arithmetic number, because the mean of its divisors is an integer number (302302335600).

Almost surely, 2^{2311213311233} is an apocalyptic number.

2311213311233 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

2311213311233 is a deficient number, since it is larger than the sum of its proper divisors (107205373567).

2311213311233 is a wasteful number, since it uses less digits than its factorization.

2311213311233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 279909951.

The product of its digits is 1944, while the sum is 26.

Adding to 2311213311233 its reverse (3321133121132), we get a palindrome (5632346432365).

The spelling of 2311213311233 in words is "two trillion, three hundred eleven billion, two hundred thirteen million, three hundred eleven thousand, two hundred thirty-three".