4223100000021 has 8 divisors (see below), whose sum is σ = 6435200000064. Its totient is φ = 2413200000000.

The previous prime is 4223099999981. The next prime is 4223100000059. The reversal of 4223100000021 is 1200000013224.

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

It is not a de Polignac number, because 4223100000021 - 2²² = 4223095805717 is a prime.

It is a super-2 number, since 2×4223100000021² (a number of 26 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (15) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4223150000021) 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, 100549999980 + ... + 100550000021.

It is an arithmetic number, because the mean of its divisors is an integer number (804400000008).

Almost surely, 2^{4223100000021} is an apocalyptic number.

It is an amenable number.

4223100000021 is a deficient number, since it is larger than the sum of its proper divisors (2212100000043).

4223100000021 is a wasteful number, since it uses less digits than its factorization.

4223100000021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201100000011.

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 4223100000021 its reverse (1200000013224), we get a palindrome (5423100013245).

The spelling of 4223100000021 in words is "four trillion, two hundred twenty-three billion, one hundred million, twenty-one", and thus it is an aban number.