22021002100101 has 8 divisors (see below), whose sum is σ = 29361843320544. Its totient is φ = 14680414473200.

The previous prime is 22021002099991. The next prime is 22021002100117. The reversal of 22021002100101 is 10100120012022.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22021002100101 - 2¹⁰ = 22021002099077 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22021002100171) 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 in 7 ways as a sum of consecutive naturals, for example, 63195675 + ... + 63543176.

It is an arithmetic number, because the mean of its divisors is an integer number (3670230415068).

Almost surely, 2^{22021002100101} is an apocalyptic number.

It is an amenable number.

22021002100101 is a deficient number, since it is larger than the sum of its proper divisors (7340841220443).

22021002100101 is a wasteful number, since it uses less digits than its factorization.

22021002100101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126796771.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 22021002100101 its reverse (10100120012022), we get a palindrome (32121122112123).

The spelling of 22021002100101 in words is "twenty-two trillion, twenty-one billion, two million, one hundred thousand, one hundred one".