22103419823 has 2 divisors, whose sum is σ = 22103419824. Its totient is φ = 22103419822.

The previous prime is 22103419787. The next prime is 22103419861. The reversal of 22103419823 is 32891430122.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22103419823 is a prime.

It is a super-2 number, since 2×22103419823² (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 (22103419223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11051709911 + 11051709912.

It is an arithmetic number, because the mean of its divisors is an integer number (11051709912).

Almost surely, 2^22103419823 is an apocalyptic number.

22103419823 is a deficient number, since it is larger than the sum of its proper divisors (1).

22103419823 is an equidigital number, since it uses as much as digits as its factorization.

22103419823 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20736, while the sum is 35.

Adding to 22103419823 its reverse (32891430122), we get a palindrome (54994849945).

The spelling of 22103419823 in words is "twenty-two billion, one hundred three million, four hundred nineteen thousand, eight hundred twenty-three".