10112012121212 has 24 divisors (see below), whose sum is σ = 17795240361360. Its totient is φ = 5027658871680.

The previous prime is 10112012121199. The next prime is 10112012121271. The reversal of 10112012121212 is 21212121021101.

10112012121212 is a modest number, since divided by 12121212 gives 101120 as remainder.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45711512 + ... + 45932192.

It is an arithmetic number, because the mean of its divisors is an integer number (741468348390).

Almost surely, 2^{10112012121212} is an apocalyptic number.

It is an amenable number.

10112012121212 is a deficient number, since it is larger than the sum of its proper divisors (7683228240148).

10112012121212 is a wasteful number, since it uses less digits than its factorization.

10112012121212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 284861 (or 284859 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 10112012121212 its reverse (21212121021101), we get a palindrome (31324133142313).

The spelling of 10112012121212 in words is "ten trillion, one hundred twelve billion, twelve million, one hundred twenty-one thousand, two hundred twelve".