222201022013 has 2 divisors, whose sum is σ = 222201022014. Its totient is φ = 222201022012.

The previous prime is 222201021953. The next prime is 222201022031. The reversal of 222201022013 is 310220102222.

Together with next prime (222201022031) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 113405277049 + 108795744964 = 336757^2 + 329842^2 .

It is a cyclic number.

It is not a de Polignac number, because 222201022013 - 2⁶ = 222201021949 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 222201021982 and 222201022000.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222201022093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111100511006 + 111100511007.

It is an arithmetic number, because the mean of its divisors is an integer number (111100511007).

Almost surely, 2^222201022013 is an apocalyptic number.

It is an amenable number.

222201022013 is a deficient number, since it is larger than the sum of its proper divisors (1).

222201022013 is an equidigital number, since it uses as much as digits as its factorization.

222201022013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 222201022013 its reverse (310220102222), we get a palindrome (532421124235).

The spelling of 222201022013 in words is "two hundred twenty-two billion, two hundred one million, twenty-two thousand, thirteen".