222212020123 has 2 divisors, whose sum is σ = 222212020124. Its totient is φ = 222212020122.

The previous prime is 222212020001. The next prime is 222212020159. The reversal of 222212020123 is 321020212222.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 222212020123 - 2²⁹ = 221675149211 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 222212020123.

It is not a weakly prime, because it can be changed into another prime (222212020223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111106010061 + 111106010062.

It is an arithmetic number, because the mean of its divisors is an integer number (111106010062).

Almost surely, 2^222212020123 is an apocalyptic number.

222212020123 is a deficient number, since it is larger than the sum of its proper divisors (1).

222212020123 is an equidigital number, since it uses as much as digits as its factorization.

222212020123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 222212020123 its reverse (321020212222), we get a palindrome (543232232345).

The spelling of 222212020123 in words is "two hundred twenty-two billion, two hundred twelve million, twenty thousand, one hundred twenty-three".