100222133321 has 4 divisors (see below), whose sum is σ = 101490768000. Its totient is φ = 98953498644.

The previous prime is 100222133243. The next prime is 100222133327. The reversal of 100222133321 is 123331222001.

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 a de Polignac number, because none of the positive numbers 2^k-100222133321 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 100222133293 and 100222133302.

It is not an unprimeable number, because it can be changed into a prime (100222133327) 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, 634317221 + ... + 634317378.

It is an arithmetic number, because the mean of its divisors is an integer number (25372692000).

Almost surely, 2^100222133321 is an apocalyptic number.

It is an amenable number.

100222133321 is a deficient number, since it is larger than the sum of its proper divisors (1268634679).

100222133321 is an equidigital number, since it uses as much as digits as its factorization.

100222133321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1268634678.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 100222133321 its reverse (123331222001), we get a palindrome (223553355322).

The spelling of 100222133321 in words is "one hundred billion, two hundred twenty-two million, one hundred thirty-three thousand, three hundred twenty-one".