100021320333223 has 4 divisors (see below), whose sum is σ = 100049329667608. Its totient is φ = 99993310998840.

The previous prime is 100021320333139. The next prime is 100021320333251. The reversal of 100021320333223 is 322333023120001.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 100021320333223 - 2¹⁷ = 100021320202151 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100021320333283) 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, 14004661836 + ... + 14004668977.

It is an arithmetic number, because the mean of its divisors is an integer number (25012332416902).

Almost surely, 2^{100021320333223} is an apocalyptic number.

100021320333223 is a deficient number, since it is larger than the sum of its proper divisors (28009334385).

100021320333223 is an equidigital number, since it uses as much as digits as its factorization.

100021320333223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28009334384.

The product of its (nonzero) digits is 3888, while the sum is 25.

Adding to 100021320333223 its reverse (322333023120001), we get a palindrome (422354343453224).

The spelling of 100021320333223 in words is "one hundred trillion, twenty-one billion, three hundred twenty million, three hundred thirty-three thousand, two hundred twenty-three".