100022120202001 has 4 divisors (see below), whose sum is σ = 100022186439604. Its totient is φ = 100022053964400.

The previous prime is 100022120201999. The next prime is 100022120202013. The reversal of 100022120202001 is 100202021220001.

It is a happy number.

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 37657552730625 + 62364567471376 = 6136575^2 + 7897124^2 .

It is a cyclic number.

It is not a de Polignac number, because 100022120202001 - 2¹ = 100022120201999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100022120202071) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30799590 + ... + 33891871.

It is an arithmetic number, because the mean of its divisors is an integer number (25005546609901).

Almost surely, 2^{100022120202001} is an apocalyptic number.

It is an amenable number.

100022120202001 is a deficient number, since it is larger than the sum of its proper divisors (66237603).

100022120202001 is an equidigital number, since it uses as much as digits as its factorization.

100022120202001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66237602.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 100022120202001 its reverse (100202021220001), we get a palindrome (200224141422002).

The spelling of 100022120202001 in words is "one hundred trillion, twenty-two billion, one hundred twenty million, two hundred two thousand, one".