100022221012001 has 4 divisors (see below), whose sum is σ = 100600384139412. Its totient is φ = 99444057884592.

The previous prime is 100022221011931. The next prime is 100022221012003. The reversal of 100022221012001 is 100210122220001.

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 61118372094976 + 38903848917025 = 7817824^2 + 6237295^2 .

It is a cyclic number.

It is not a de Polignac number, because 100022221012001 - 2¹⁴ = 100022220995617 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100022221012003) 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, 289081563446 + ... + 289081563791.

It is an arithmetic number, because the mean of its divisors is an integer number (25150096034853).

Almost surely, 2^{100022221012001} is an apocalyptic number.

It is an amenable number.

100022221012001 is a deficient number, since it is larger than the sum of its proper divisors (578163127411).

100022221012001 is an equidigital number, since it uses as much as digits as its factorization.

100022221012001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 578163127410.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 100022221012001 its reverse (100210122220001), we get a palindrome (200232343232002).

The spelling of 100022221012001 in words is "one hundred trillion, twenty-two billion, two hundred twenty-one million, twelve thousand, one".