22101202200021 has 8 divisors (see below), whose sum is σ = 33678022400064. Its totient is φ = 12629258400000.

The previous prime is 22101202200019. The next prime is 22101202200041. The reversal of 22101202200021 is 12000220210122.

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

It is not a de Polignac number, because 22101202200021 - 2¹ = 22101202200019 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22101202200041) 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 7 ways as a sum of consecutive naturals, for example, 526219099980 + ... + 526219100021.

It is an arithmetic number, because the mean of its divisors is an integer number (4209752800008).

Almost surely, 2^{22101202200021} is an apocalyptic number.

22101202200021 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

22101202200021 is a deficient number, since it is larger than the sum of its proper divisors (11576820200043).

22101202200021 is a wasteful number, since it uses less digits than its factorization.

22101202200021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1052438200011.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 22101202200021 its reverse (12000220210122), we get a palindrome (34101422410143).

The spelling of 22101202200021 in words is "twenty-two trillion, one hundred one billion, two hundred two million, two hundred thousand, twenty-one".