10112121001212 has 48 divisors (see below), whose sum is σ = 25195941120000. Its totient is φ = 3149492633280.

The previous prime is 10112121001139. The next prime is 10112121001247. The reversal of 10112121001212 is 21210012121101.

It is a happy number.

It is a super-2 number, since 2×10112121001212² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10112121001191 and 10112121001200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 468663712 + ... + 468685287.

It is an arithmetic number, because the mean of its divisors is an integer number (524915440000).

Almost surely, 2^{10112121001212} is an apocalyptic number.

10112121001212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

10112121001212 is an abundant number, since it is smaller than the sum of its proper divisors (15083820118788).

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

10112121001212 is a wasteful number, since it uses less digits than its factorization.

10112121001212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 937349066 (or 937349064 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 10112121001212 its reverse (21210012121101), we get a palindrome (31322133122313).

The spelling of 10112121001212 in words is "ten trillion, one hundred twelve billion, one hundred twenty-one million, one thousand, two hundred twelve".