2312312322321 has 16 divisors (see below), whose sum is σ = 3425676001920. Its totient is φ = 1541528895600.

The previous prime is 2312312322301. The next prime is 2312312322323. The reversal of 2312312322321 is 1232232132132.

2312312322321 is a `hidden beast` number, since 2 + 3 + 1 + 2 + 3 + 12 + 322 + 321 = 666.

It is not a de Polignac number, because 2312312322321 - 2¹⁴ = 2312312305937 is a prime.

It is a super-3 number, since 3×2312312322321³ (a number of 38 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (2312312322323) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3961171 + ... + 4507271.

It is an arithmetic number, because the mean of its divisors is an integer number (214104750120).

Almost surely, 2^{2312312322321} is an apocalyptic number.

It is an amenable number.

2312312322321 is a deficient number, since it is larger than the sum of its proper divisors (1113363679599).

2312312322321 is a wasteful number, since it uses less digits than its factorization.

2312312322321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 702933 (or 702927 counting only the distinct ones).

The product of its digits is 5184, while the sum is 27.

Adding to 2312312322321 its reverse (1232232132132), we get a palindrome (3544544454453).

It can be divided in two parts, 231231 and 2322321, that added together give a palindrome (2553552).

The spelling of 2312312322321 in words is "two trillion, three hundred twelve billion, three hundred twelve million, three hundred twenty-two thousand, three hundred twenty-one".