100101210212 has 24 divisors (see below), whose sum is σ = 188894459040. Its totient is φ = 46259864640.

The previous prime is 100101210169. The next prime is 100101210217. The reversal of 100101210212 is 212012101001.

It is a junction number, because it is equal to n+sod(n) for n = 100101210193 and 100101210202.

It is not an unprimeable number, because it can be changed into a prime (100101210217) by changing a digit.

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, 16059338 + ... + 16065569.

It is an arithmetic number, because the mean of its divisors is an integer number (7870602460).

Almost surely, 2^100101210212 is an apocalyptic number.

It is an amenable number.

100101210212 is a deficient number, since it is larger than the sum of its proper divisors (88793248828).

100101210212 is a wasteful number, since it uses less digits than its factorization.

100101210212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32124971 (or 32124969 counting only the distinct ones).

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

Adding to 100101210212 its reverse (212012101001), we get a palindrome (312113311213).

The spelling of 100101210212 in words is "one hundred billion, one hundred one million, two hundred ten thousand, two hundred twelve".