202212122122123 has 2 divisors, whose sum is σ = 202212122122124. Its totient is φ = 202212122122122.

The previous prime is 202212122122111. The next prime is 202212122122147. The reversal of 202212122122123 is 321221221212202.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 202212122122123 - 2¹³ = 202212122113931 is a prime.

It is not a weakly prime, because it can be changed into another prime (202212122122163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101106061061061 + 101106061061062.

It is an arithmetic number, because the mean of its divisors is an integer number (101106061061062).

Almost surely, 2^{202212122122123} is an apocalyptic number.

202212122122123 is a deficient number, since it is larger than the sum of its proper divisors (1).

202212122122123 is an equidigital number, since it uses as much as digits as its factorization.

202212122122123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 202212122122123 its reverse (321221221212202), we get a palindrome (523433343334325).

The spelling of 202212122122123 in words is "two hundred two trillion, two hundred twelve billion, one hundred twenty-two million, one hundred twenty-two thousand, one hundred twenty-three".