9012100012112 has 10 divisors (see below), whose sum is σ = 17460943773498. Its totient is φ = 4506050006048.

The previous prime is 9012100012109. The next prime is 9012100012141. The reversal of 9012100012112 is 2112100012109.

It can be written as a sum of positive squares in only one way, i.e., 8920281315856 + 91818696256 = 2986684^2 + 303016^2 .

It is a super-2 number, since 2×9012100012112² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 281628125363 + ... + 281628125394.

Almost surely, 2^{9012100012112} is an apocalyptic number.

It is an amenable number.

9012100012112 is a deficient number, since it is larger than the sum of its proper divisors (8448843761386).

9012100012112 is a wasteful number, since it uses less digits than its factorization.

9012100012112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 563256250765 (or 563256250759 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 20.

The spelling of 9012100012112 in words is "nine trillion, twelve billion, one hundred million, twelve thousand, one hundred twelve".