100101212222 has 32 divisors (see below), whose sum is σ = 172683546624. Its totient is φ = 43095909600.

The previous prime is 100101212213. The next prime is 100101212227. The reversal of 100101212222 is 222212101001.

It is a junction number, because it is equal to n+sod(n) for n = 100101212197 and 100101212206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100101212227) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1529393 + ... + 1593500.

It is an arithmetic number, because the mean of its divisors is an integer number (5396360832).

Almost surely, 2^100101212222 is an apocalyptic number.

100101212222 is a deficient number, since it is larger than the sum of its proper divisors (72582334402).

100101212222 is a wasteful number, since it uses less digits than its factorization.

100101212222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3122984.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 100101212222 its reverse (222212101001), we get a palindrome (322313313223).

The spelling of 100101212222 in words is "one hundred billion, one hundred one million, two hundred twelve thousand, two hundred twenty-two".