222212200000213 has 2 divisors, whose sum is σ = 222212200000214. Its totient is φ = 222212200000212.

The previous prime is 222212200000211. The next prime is 222212200000237. The reversal of 222212200000213 is 312000002212222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 173373654782449 + 48838545217764 = 13167143^2 + 6988458^2 .

It is a cyclic number.

It is not a de Polignac number, because 222212200000213 - 2¹ = 222212200000211 is a prime.

Together with 222212200000211, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222212200000211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111106100000106 + 111106100000107.

It is an arithmetic number, because the mean of its divisors is an integer number (111106100000107).

Almost surely, 2^{222212200000213} is an apocalyptic number.

It is an amenable number.

222212200000213 is a deficient number, since it is larger than the sum of its proper divisors (1).

222212200000213 is an equidigital number, since it uses as much as digits as its factorization.

222212200000213 is an evil number, because the sum of its binary digits is even.

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

Adding to 222212200000213 its reverse (312000002212222), we get a palindrome (534212202212435).

The spelling of 222212200000213 in words is "two hundred twenty-two trillion, two hundred twelve billion, two hundred million, two hundred thirteen", and thus it is an aban number.