10021110101212 has 12 divisors (see below), whose sum is σ = 20042220202480. Its totient is φ = 4294761471936.

The previous prime is 10021110101201. The next prime is 10021110101273. The reversal of 10021110101212 is 21210101112001.

It is a happy number.

10021110101212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

10021110101212 is an admirable number.

It is a super-2 number, since 2×10021110101212² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10021110101192 and 10021110101201.

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, 178948394637 + ... + 178948394692.

Almost surely, 2^{10021110101212} is an apocalyptic number.

It is an amenable number.

10021110101212 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

10021110101212 is a wasteful number, since it uses less digits than its factorization.

10021110101212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 357896789340 (or 357896789338 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 10021110101212 its reverse (21210101112001), we get a palindrome (31231211213213).

The spelling of 10021110101212 in words is "ten trillion, twenty-one billion, one hundred ten million, one hundred one thousand, two hundred twelve".