2031211222423 has 2 divisors, whose sum is σ = 2031211222424. Its totient is φ = 2031211222422.

The previous prime is 2031211222421. The next prime is 2031211222463. The reversal of 2031211222423 is 3242221121302.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2031211222423 - 2¹ = 2031211222421 is a prime.

Together with 2031211222421, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2031211222421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1015605611211 + 1015605611212.

It is an arithmetic number, because the mean of its divisors is an integer number (1015605611212).

Almost surely, 2^{2031211222423} is an apocalyptic number.

2031211222423 is a deficient number, since it is larger than the sum of its proper divisors (1).

2031211222423 is an equidigital number, since it uses as much as digits as its factorization.

2031211222423 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 2031211222423 its reverse (3242221121302), we get a palindrome (5273432343725).

The spelling of 2031211222423 in words is "two trillion, thirty-one billion, two hundred eleven million, two hundred twenty-two thousand, four hundred twenty-three".