100110021212 has 24 divisors (see below), whose sum is σ = 175475849472. Its totient is φ = 49974134000.

The previous prime is 100110021199. The next prime is 100110021227. The reversal of 100110021212 is 212120011001.

It is a junction number, because it is equal to n+sod(n) for n = 100110021193 and 100110021202.

It is a congruent number.

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, 6742637 + ... + 6757467.

It is an arithmetic number, because the mean of its divisors is an integer number (7311493728).

Almost surely, 2^100110021212 is an apocalyptic number.

It is an amenable number.

100110021212 is a deficient number, since it is larger than the sum of its proper divisors (75365828260).

100110021212 is a wasteful number, since it uses less digits than its factorization.

100110021212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17449 (or 17447 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 100110021212 its reverse (212120011001), we get a palindrome (312230032213).

The spelling of 100110021212 in words is "one hundred billion, one hundred ten million, twenty-one thousand, two hundred twelve".