100000222211121 has 8 divisors (see below), whose sum is σ = 140351189068320. Its totient is φ = 63158035080672.

The previous prime is 100000222211077. The next prime is 100000222211171. The reversal of 100000222211121 is 121112222000001.

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

It is not a de Polignac number, because 100000222211121 - 2¹¹ = 100000222209073 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 100000222211121.

It is not an unprimeable number, because it can be changed into a prime (100000222211171) 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, 877194931620 + ... + 877194931733.

It is an arithmetic number, because the mean of its divisors is an integer number (17543898633540).

Almost surely, 2^{100000222211121} is an apocalyptic number.

It is an amenable number.

100000222211121 is a deficient number, since it is larger than the sum of its proper divisors (40350966857199).

100000222211121 is a wasteful number, since it uses less digits than its factorization.

100000222211121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1754389863375.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 100000222211121 its reverse (121112222000001), we get a palindrome (221112444211122).

The spelling of 100000222211121 in words is "one hundred trillion, two hundred twenty-two million, two hundred eleven thousand, one hundred twenty-one".