2205412252231 has 4 divisors (see below), whose sum is σ = 2205764055000. Its totient is φ = 2205060449464.

The previous prime is 2205412252213. The next prime is 2205412252291. The reversal of 2205412252231 is 1322522145022.

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

It is a cyclic number.

It is not a de Polignac number, because 2205412252231 - 2¹⁹ = 2205411727943 is a prime.

It is a super-2 number, since 2×2205412252231² (a number of 25 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 = 2205412252193 and 2205412252202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2205412252291) 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, 175891981 + ... + 175904518.

It is an arithmetic number, because the mean of its divisors is an integer number (551441013750).

Almost surely, 2^{2205412252231} is an apocalyptic number.

2205412252231 is a deficient number, since it is larger than the sum of its proper divisors (351802769).

2205412252231 is an equidigital number, since it uses as much as digits as its factorization.

2205412252231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 351802768.

The product of its (nonzero) digits is 19200, while the sum is 31.

Adding to 2205412252231 its reverse (1322522145022), we get a palindrome (3527934397253).

The spelling of 2205412252231 in words is "two trillion, two hundred five billion, four hundred twelve million, two hundred fifty-two thousand, two hundred thirty-one".