222236690237 has 2 divisors, whose sum is σ = 222236690238. Its totient is φ = 222236690236.

The previous prime is 222236690213. The next prime is 222236690261. The reversal of 222236690237 is 732096632222.

It is a balanced prime because it is at equal distance from previous prime (222236690213) and next prime (222236690261).

It can be written as a sum of positive squares in only one way, i.e., 215245890916 + 6990799321 = 463946^2 + 83611^2 .

It is a cyclic number.

It is not a de Polignac number, because 222236690237 - 2⁶ = 222236690173 is a prime.

It is a super-2 number, since 2×222236690237² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222236690737) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111118345118 + 111118345119.

It is an arithmetic number, because the mean of its divisors is an integer number (111118345119).

Almost surely, 2^222236690237 is an apocalyptic number.

It is an amenable number.

222236690237 is a deficient number, since it is larger than the sum of its proper divisors (1).

222236690237 is an equidigital number, since it uses as much as digits as its factorization.

222236690237 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 653184, while the sum is 44.

The spelling of 222236690237 in words is "two hundred twenty-two billion, two hundred thirty-six million, six hundred ninety thousand, two hundred thirty-seven".