100333221101 has 4 divisors (see below), whose sum is σ = 101123246592. Its totient is φ = 99543195612.

The previous prime is 100333221073. The next prime is 100333221113. The reversal of 100333221101 is 101122333001.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 100333221101 - 2¹⁰ = 100333220077 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 100333221101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100333220101) 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, 395012555 + ... + 395012808.

It is an arithmetic number, because the mean of its divisors is an integer number (25280811648).

Almost surely, 2^100333221101 is an apocalyptic number.

It is an amenable number.

100333221101 is a deficient number, since it is larger than the sum of its proper divisors (790025491).

100333221101 is an equidigital number, since it uses as much as digits as its factorization.

100333221101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 790025490.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 100333221101 its reverse (101122333001), we get a palindrome (201455554102).

The spelling of 100333221101 in words is "one hundred billion, three hundred thirty-three million, two hundred twenty-one thousand, one hundred one".