22256432101 has 2 divisors, whose sum is σ = 22256432102. Its totient is φ = 22256432100.

The previous prime is 22256432089. The next prime is 22256432111. The reversal of 22256432101 is 10123465222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 17443541476 + 4812890625 = 132074^2 + 69375^2 .

It is a cyclic number.

It is not a de Polignac number, because 22256432101 - 2⁵ = 22256432069 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22256432101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22256432111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11128216050 + 11128216051.

It is an arithmetic number, because the mean of its divisors is an integer number (11128216051).

Almost surely, 2^22256432101 is an apocalyptic number.

It is an amenable number.

22256432101 is a deficient number, since it is larger than the sum of its proper divisors (1).

22256432101 is an equidigital number, since it uses as much as digits as its factorization.

22256432101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5760, while the sum is 28.

Adding to 22256432101 its reverse (10123465222), we get a palindrome (32379897323).

The spelling of 22256432101 in words is "twenty-two billion, two hundred fifty-six million, four hundred thirty-two thousand, one hundred one".