22220210210207 has 2 divisors, whose sum is σ = 22220210210208. Its totient is φ = 22220210210206.

The previous prime is 22220210210087. The next prime is 22220210210227. The reversal of 22220210210207 is 70201201202222.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22220210210207 is a prime.

It is a super-2 number, since 2×22220210210207² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22220210210227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11110105105103 + 11110105105104.

It is an arithmetic number, because the mean of its divisors is an integer number (11110105105104).

Almost surely, 2^{22220210210207} is an apocalyptic number.

22220210210207 is a deficient number, since it is larger than the sum of its proper divisors (1).

22220210210207 is an equidigital number, since it uses as much as digits as its factorization.

22220210210207 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 896, while the sum is 23.

Adding to 22220210210207 its reverse (70201201202222), we get a palindrome (92421411412429).

The spelling of 22220210210207 in words is "twenty-two trillion, two hundred twenty billion, two hundred ten million, two hundred ten thousand, two hundred seven".