22103541091 has 2 divisors, whose sum is σ = 22103541092. Its totient is φ = 22103541090.

The previous prime is 22103541067. The next prime is 22103541101. The reversal of 22103541091 is 19014530122.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22103541091 is a prime.

It is not a weakly prime, because it can be changed into another prime (22103541991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11051770545 + 11051770546.

It is an arithmetic number, because the mean of its divisors is an integer number (11051770546).

Almost surely, 2^22103541091 is an apocalyptic number.

22103541091 is a deficient number, since it is larger than the sum of its proper divisors (1).

22103541091 is an equidigital number, since it uses as much as digits as its factorization.

22103541091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2160, while the sum is 28.

The spelling of 22103541091 in words is "twenty-two billion, one hundred three million, five hundred forty-one thousand, ninety-one".