10101010012112 has 40 divisors (see below), whose sum is σ = 21203830207296. Its totient is φ = 4642871901696.

The previous prime is 10101010012109. The next prime is 10101010012139. The reversal of 10101010012112 is 21121001010101.

It is a junction number, because it is equal to n+sod(n) for n = 10101010012093 and 10101010012102.

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, 431803028 + ... + 431826419.

Almost surely, 2^{10101010012112} is an apocalyptic number.

It is an amenable number.

10101010012112 is an abundant number, since it is smaller than the sum of its proper divisors (11102820195184).

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

10101010012112 is a wasteful number, since it uses less digits than its factorization.

10101010012112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 863629515 (or 863629509 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 10101010012112 its reverse (21121001010101), we get a palindrome (31222011022213).

The spelling of 10101010012112 in words is "ten trillion, one hundred one billion, ten million, twelve thousand, one hundred twelve".