210010101212 has 12 divisors (see below), whose sum is σ = 380190700680. Its totient is φ = 101384186736.

The previous prime is 210010101193. The next prime is 210010101229. The reversal of 210010101212 is 212101010012.

It is a super-2 number, since 2×210010101212² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 210010101193 and 210010101202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 905215838 + ... + 905216069.

It is an arithmetic number, because the mean of its divisors is an integer number (31682558390).

Almost surely, 2^210010101212 is an apocalyptic number.

It is an amenable number.

210010101212 is a deficient number, since it is larger than the sum of its proper divisors (170180599468).

210010101212 is a wasteful number, since it uses less digits than its factorization.

210010101212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1810431940 (or 1810431938 counting only the distinct ones).

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

Adding to 210010101212 its reverse (212101010012), we get a palindrome (422111111224).

The spelling of 210010101212 in words is "two hundred ten billion, ten million, one hundred one thousand, two hundred twelve".