100102222112221 has 8 divisors (see below), whose sum is σ = 114403385070720. Its totient is φ = 85801270532208.

The previous prime is 100102222112159. The next prime is 100102222112261. The reversal of 100102222112221 is 122211222201001.

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

It is not a de Polignac number, because 100102222112221 - 2¹⁷ = 100102221981149 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100102222112261) 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, 51828526 + ... + 53725231.

It is an arithmetic number, because the mean of its divisors is an integer number (14300423133840).

Almost surely, 2^{100102222112221} is an apocalyptic number.

It is an amenable number.

100102222112221 is a deficient number, since it is larger than the sum of its proper divisors (14301162958499).

100102222112221 is a wasteful number, since it uses less digits than its factorization.

100102222112221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105689243.

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

Adding to 100102222112221 its reverse (122211222201001), we get a palindrome (222313444313222).

The spelling of 100102222112221 in words is "one hundred trillion, one hundred two billion, two hundred twenty-two million, one hundred twelve thousand, two hundred twenty-one".