100222021221211 has 8 divisors (see below), whose sum is σ = 106144084473920. Its totient is φ = 94364679971592.

The previous prime is 100222021221151. The next prime is 100222021221227. The reversal of 100222021221211 is 112122120222001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 100222021221211 - 2⁷ = 100222021221083 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100222021221241) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16180497585 + ... + 16180503778.

It is an arithmetic number, because the mean of its divisors is an integer number (13268010559240).

Almost surely, 2^{100222021221211} is an apocalyptic number.

100222021221211 is a deficient number, since it is larger than the sum of its proper divisors (5922063252709).

100222021221211 is a wasteful number, since it uses less digits than its factorization.

100222021221211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32361001545.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 100222021221211 its reverse (112122120222001), we get a palindrome (212344141443212).

The spelling of 100222021221211 in words is "one hundred trillion, two hundred twenty-two billion, twenty-one million, two hundred twenty-one thousand, two hundred eleven".