100223303231213 has 4 divisors (see below), whose sum is σ = 100328469342588. Its totient is φ = 100118137119840.

The previous prime is 100223303231159. The next prime is 100223303231221. The reversal of 100223303231213 is 312132303322001.

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 18650668724164 + 81572634507049 = 4318642^2 + 9031757^2 .

It is a cyclic number.

It is not a de Polignac number, because 100223303231213 - 2²⁸ = 100223034795757 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 (100223303236213) 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, 52583054258 + ... + 52583056163.

It is an arithmetic number, because the mean of its divisors is an integer number (25082117335647).

Almost surely, 2^{100223303231213} is an apocalyptic number.

It is an amenable number.

100223303231213 is a deficient number, since it is larger than the sum of its proper divisors (105166111375).

100223303231213 is an equidigital number, since it uses as much as digits as its factorization.

100223303231213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105166111374.

The product of its (nonzero) digits is 3888, while the sum is 26.

Adding to 100223303231213 its reverse (312132303322001), we get a palindrome (412355606553214).

The spelling of 100223303231213 in words is "one hundred trillion, two hundred twenty-three billion, three hundred three million, two hundred thirty-one thousand, two hundred thirteen".