22102300247 has 2 divisors, whose sum is σ = 22102300248. Its totient is φ = 22102300246.

The previous prime is 22102300211. The next prime is 22102300261. The reversal of 22102300247 is 74200320122.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22102300247 - 2⁸ = 22102299991 is a prime.

It is a super-2 number, since 2×22102300247² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22102300267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11051150123 + 11051150124.

It is an arithmetic number, because the mean of its divisors is an integer number (11051150124).

Almost surely, 2^22102300247 is an apocalyptic number.

22102300247 is a deficient number, since it is larger than the sum of its proper divisors (1).

22102300247 is an equidigital number, since it uses as much as digits as its factorization.

22102300247 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1344, while the sum is 23.

Adding to 22102300247 its reverse (74200320122), we get a palindrome (96302620369).

The spelling of 22102300247 in words is "twenty-two billion, one hundred two million, three hundred thousand, two hundred forty-seven".