202220222212123 has 2 divisors, whose sum is σ = 202220222212124. Its totient is φ = 202220222212122.

The previous prime is 202220222212067. The next prime is 202220222212171. The reversal of 202220222212123 is 321212222022202.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 202220222212123 - 2³⁷ = 202082783258651 is a prime.

It is not a weakly prime, because it can be changed into another prime (202220222312123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101110111106061 + 101110111106062.

It is an arithmetic number, because the mean of its divisors is an integer number (101110111106062).

Almost surely, 2^{202220222212123} is an apocalyptic number.

202220222212123 is a deficient number, since it is larger than the sum of its proper divisors (1).

202220222212123 is an equidigital number, since it uses as much as digits as its factorization.

202220222212123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 202220222212123 its reverse (321212222022202), we get a palindrome (523432444234325).

The spelling of 202220222212123 in words is "two hundred two trillion, two hundred twenty billion, two hundred twenty-two million, two hundred twelve thousand, one hundred twenty-three".