100221112323 has 24 divisors (see below), whose sum is σ = 151934223168. Its totient is φ = 66009072744.

The previous prime is 100221112297. The next prime is 100221112337. The reversal of 100221112323 is 323211122001.

100221112323 is a `hidden beast` number, since 10 + 0 + 221 + 112 + 323 = 666.

It is not a de Polignac number, because 100221112323 - 2⁵ = 100221112291 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 100221112296 and 100221112305.

It is not an unprimeable number, because it can be changed into a prime (100221112223) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2464365 + ... + 2504702.

It is an arithmetic number, because the mean of its divisors is an integer number (6330592632).

Almost surely, 2^100221112323 is an apocalyptic number.

100221112323 is a deficient number, since it is larger than the sum of its proper divisors (51713110845).

100221112323 is an frugal number, since it uses more digits than its factorization.

100221112323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4969165 (or 4969153 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 100221112323 its reverse (323211122001), we get a palindrome (423432234324).

The spelling of 100221112323 in words is "one hundred billion, two hundred twenty-one million, one hundred twelve thousand, three hundred twenty-three".