100022122212 has 24 divisors (see below), whose sum is σ = 235450308576. Its totient is φ = 33045656448.

The previous prime is 100022122153. The next prime is 100022122243. The reversal of 100022122212 is 212221220001.

It is a junction number, because it is equal to n+sod(n) for n = 100022122191 and 100022122200.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36879958 + ... + 36882669.

It is an arithmetic number, because the mean of its divisors is an integer number (9810429524).

Almost surely, 2^100022122212 is an apocalyptic number.

100022122212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

100022122212 is an abundant number, since it is smaller than the sum of its proper divisors (135428186364).

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

100022122212 is a wasteful number, since it uses less digits than its factorization.

100022122212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73762747 (or 73762745 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 100022122212 its reverse (212221220001), we get a palindrome (312243342213).

The spelling of 100022122212 in words is "one hundred billion, twenty-two million, one hundred twenty-two thousand, two hundred twelve".