4312204052231 has 4 divisors (see below), whose sum is σ = 4417379760864. Its totient is φ = 4207028343600.

The previous prime is 4312204052207. The next prime is 4312204052243. The reversal of 4312204052231 is 1322504022134.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4312204052231 is a prime.

It is a super-2 number, since 2×4312204052231² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4312204052194 and 4312204052203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4312204052201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52587854255 + ... + 52587854336.

It is an arithmetic number, because the mean of its divisors is an integer number (1104344940216).

Almost surely, 2^{4312204052231} is an apocalyptic number.

4312204052231 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

4312204052231 is a deficient number, since it is larger than the sum of its proper divisors (105175708633).

4312204052231 is a wasteful number, since it uses less digits than its factorization.

4312204052231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105175708632.

The product of its (nonzero) digits is 11520, while the sum is 29.

Adding to 4312204052231 its reverse (1322504022134), we get a palindrome (5634708074365).

The spelling of 4312204052231 in words is "four trillion, three hundred twelve billion, two hundred four million, fifty-two thousand, two hundred thirty-one".