10121120012012 has 48 divisors (see below), whose sum is σ = 18869741130240. Its totient is φ = 4736216123712.

The previous prime is 10121120012011. The next prime is 10121120012023. The reversal of 10121120012012 is 21021002112101.

It is a super-3 number, since 3×10121120012012³ (a number of 40 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (10121120012011) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 236635853 + ... + 236678619.

It is an arithmetic number, because the mean of its divisors is an integer number (393119606880).

Almost surely, 2^{10121120012012} is an apocalyptic number.

It is an amenable number.

10121120012012 is a deficient number, since it is larger than the sum of its proper divisors (8748621118228).

10121120012012 is a wasteful number, since it uses less digits than its factorization.

10121120012012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80390 (or 80388 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 10121120012012 its reverse (21021002112101), we get a palindrome (31142122124113).

The spelling of 10121120012012 in words is "ten trillion, one hundred twenty-one billion, one hundred twenty million, twelve thousand, twelve".