220002222212237 has 2 divisors, whose sum is σ = 220002222212238. Its totient is φ = 220002222212236.

The previous prime is 220002222212137. The next prime is 220002222212249. The reversal of 220002222212237 is 732212222200022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 146451118686601 + 73551103525636 = 12101699^2 + 8576194^2 .

It is a cyclic number.

It is not a de Polignac number, because 220002222212237 - 2¹⁶ = 220002222146701 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (220002222212257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110001111106118 + 110001111106119.

It is an arithmetic number, because the mean of its divisors is an integer number (110001111106119).

Almost surely, 2^{220002222212237} is an apocalyptic number.

It is an amenable number.

220002222212237 is a deficient number, since it is larger than the sum of its proper divisors (1).

220002222212237 is an equidigital number, since it uses as much as digits as its factorization.

220002222212237 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10752, while the sum is 29.

Adding to 220002222212237 its reverse (732212222200022), we get a palindrome (952214444412259).

The spelling of 220002222212237 in words is "two hundred twenty trillion, two billion, two hundred twenty-two million, two hundred twelve thousand, two hundred thirty-seven".