22100434425101 has 2 divisors, whose sum is σ = 22100434425102. Its totient is φ = 22100434425100.

The previous prime is 22100434425079. The next prime is 22100434425107. The reversal of 22100434425101 is 10152443400122.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16312705132201 + 5787729292900 = 4038899^2 + 2405770^2 .

It is a cyclic number.

It is not a de Polignac number, because 22100434425101 - 2⁶ = 22100434425037 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22100434425107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11050217212550 + 11050217212551.

It is an arithmetic number, because the mean of its divisors is an integer number (11050217212551).

Almost surely, 2^{22100434425101} is an apocalyptic number.

It is an amenable number.

22100434425101 is a deficient number, since it is larger than the sum of its proper divisors (1).

22100434425101 is an equidigital number, since it uses as much as digits as its factorization.

22100434425101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7680, while the sum is 29.

Adding to 22100434425101 its reverse (10152443400122), we get a palindrome (32252877825223).

The spelling of 22100434425101 in words is "twenty-two trillion, one hundred billion, four hundred thirty-four million, four hundred twenty-five thousand, one hundred one".