2206232531 has 2 divisors, whose sum is σ = 2206232532. Its totient is φ = 2206232530.

The previous prime is 2206232527. The next prime is 2206232533. The reversal of 2206232531 is 1352326022.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2206232531 - 2² = 2206232527 is a prime.

It is a super-2 number, since 2×2206232531² = 9734923961685331922, which contains 22 as substring.

Together with 2206232533, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2206232531.

It is not a weakly prime, because it can be changed into another prime (2206232533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1103116265 + 1103116266.

It is an arithmetic number, because the mean of its divisors is an integer number (1103116266).

Almost surely, 2^2206232531 is an apocalyptic number.

2206232531 is a deficient number, since it is larger than the sum of its proper divisors (1).

2206232531 is an equidigital number, since it uses as much as digits as its factorization.

2206232531 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 2206232531 is about 46970.5496135610. The cubic root of 2206232531 is about 1301.8184671357.

Adding to 2206232531 its reverse (1352326022), we get a palindrome (3558558553).

The spelling of 2206232531 in words is "two billion, two hundred six million, two hundred thirty-two thousand, five hundred thirty-one".