100022122222201 has 4 divisors (see below), whose sum is σ = 100022143542772. Its totient is φ = 100022100901632.

The previous prime is 100022122222189. The next prime is 100022122222249. The reversal of 100022122222201 is 102222221220001.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 9580139232400 + 90441982989801 = 3095180^2 + 9510099^2 .

It is a cyclic number.

It is not a de Polignac number, because 100022122222201 - 2¹³ = 100022122214009 is a prime.

It is a super-2 number, since 2×100022122222201² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100022122222271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 205560 + ... + 14145193.

It is an arithmetic number, because the mean of its divisors is an integer number (25005535885693).

Almost surely, 2^{100022122222201} is an apocalyptic number.

It is an amenable number.

100022122222201 is a deficient number, since it is larger than the sum of its proper divisors (21320571).

100022122222201 is an equidigital number, since it uses as much as digits as its factorization.

100022122222201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21320570.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 100022122222201 its reverse (102222221220001), we get a palindrome (202244343442202).

The spelling of 100022122222201 in words is "one hundred trillion, twenty-two billion, one hundred twenty-two million, two hundred twenty-two thousand, two hundred one".