222220120229 has 2 divisors, whose sum is σ = 222220120230. Its totient is φ = 222220120228.

The previous prime is 222220120217. The next prime is 222220120261. The reversal of 222220120229 is 922021022222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 112092379204 + 110127741025 = 334802^2 + 331855^2 .

It is a cyclic number.

It is not a de Polignac number, because 222220120229 - 2²⁰ = 222219071653 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 222220120198 and 222220120207.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222220120729) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111110060114 + 111110060115.

It is an arithmetic number, because the mean of its divisors is an integer number (111110060115).

Almost surely, 2^222220120229 is an apocalyptic number.

It is an amenable number.

222220120229 is a deficient number, since it is larger than the sum of its proper divisors (1).

222220120229 is an equidigital number, since it uses as much as digits as its factorization.

222220120229 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 26.

The spelling of 222220120229 in words is "two hundred twenty-two billion, two hundred twenty million, one hundred twenty thousand, two hundred twenty-nine".