100222021101212 has 24 divisors (see below), whose sum is σ = 175764235238256. Its totient is φ = 50003712177408.

The previous prime is 100222021101211. The next prime is 100222021101253. The reversal of 100222021101212 is 212101120222001.

100222021101212 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×100222021101212² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100222021101211) 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, 3617108 + ... + 14612580.

It is an arithmetic number, because the mean of its divisors is an integer number (7323509801594).

Almost surely, 2^{100222021101212} is an apocalyptic number.

It is an amenable number.

100222021101212 is a deficient number, since it is larger than the sum of its proper divisors (75542214137044).

100222021101212 is a wasteful number, since it uses less digits than its factorization.

100222021101212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11000357 (or 11000355 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 100222021101212 its reverse (212101120222001), we get a palindrome (312323141323213).

The spelling of 100222021101212 in words is "one hundred trillion, two hundred twenty-two billion, twenty-one million, one hundred one thousand, two hundred twelve".