100222202212122 has 16 divisors (see below), whose sum is σ = 205105902202080. Its totient is φ = 32630484441072.

The previous prime is 100222202212051. The next prime is 100222202212211. The reversal of 100222202212122 is 221212202222001.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 194229073797 + ... + 194229074312.

It is an arithmetic number, because the mean of its divisors is an integer number (12819118887630).

Almost surely, 2^{100222202212122} is an apocalyptic number.

100222202212122 is an abundant number, since it is smaller than the sum of its proper divisors (104883699989958).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

100222202212122 is a wasteful number, since it uses less digits than its factorization.

100222202212122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 388458148157.

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 100222202212122 its reverse (221212202222001), we get a palindrome (321434404434123).

The spelling of 100222202212122 in words is "one hundred trillion, two hundred twenty-two billion, two hundred two million, two hundred twelve thousand, one hundred twenty-two".