100101221212222 has 8 divisors (see below), whose sum is σ = 150981399950472. Its totient is φ = 49774087895400.

The previous prime is 100101221212199. The next prime is 100101221212229. The reversal of 100101221212222 is 222212122101001.

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

It is a super-3 number, since 3×100101221212222³ (a number of 43 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 100101221212222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100101221212229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 138261354904 + ... + 138261355627.

It is an arithmetic number, because the mean of its divisors is an integer number (18872674993809).

Almost surely, 2^{100101221212222} is an apocalyptic number.

100101221212222 is a deficient number, since it is larger than the sum of its proper divisors (50880178738250).

100101221212222 is a wasteful number, since it uses less digits than its factorization.

100101221212222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 276522710714.

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

Adding to 100101221212222 its reverse (222212122101001), we get a palindrome (322313343313223).

The spelling of 100101221212222 in words is "one hundred trillion, one hundred one billion, two hundred twenty-one million, two hundred twelve thousand, two hundred twenty-two".