100331330121223 has 4 divisors (see below), whose sum is σ = 104693561865648. Its totient is φ = 95969098376800.

The previous prime is 100331330121199. The next prime is 100331330121289. The reversal of 100331330121223 is 322121033133001.

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 100331330121223 - 2²¹ = 100331328024071 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 (100331330191223) 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, 2181115872178 + ... + 2181115872223.

It is an arithmetic number, because the mean of its divisors is an integer number (26173390466412).

Almost surely, 2^{100331330121223} is an apocalyptic number.

100331330121223 is a deficient number, since it is larger than the sum of its proper divisors (4362231744425).

100331330121223 is an equidigital number, since it uses as much as digits as its factorization.

100331330121223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4362231744424.

The product of its (nonzero) digits is 1944, while the sum is 25.

Adding to 100331330121223 its reverse (322121033133001), we get a palindrome (422452363254224).

The spelling of 100331330121223 in words is "one hundred trillion, three hundred thirty-one billion, three hundred thirty million, one hundred twenty-one thousand, two hundred twenty-three".