1020012012112 has 40 divisors (see below), whose sum is σ = 2040785864480. Its totient is φ = 493575223680.

The previous prime is 1020012012109. The next prime is 1020012012113. The reversal of 1020012012112 is 2112102100201.

1020012012112 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 1020012012092 and 1020012012101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1020012012113) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6725814 + ... + 6875797.

It is an arithmetic number, because the mean of its divisors is an integer number (51019646612).

Almost surely, 2^{1020012012112} is an apocalyptic number.

It is an amenable number.

1020012012112 is an abundant number, since it is smaller than the sum of its proper divisors (1020773852368).

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

1020012012112 is a wasteful number, since it uses less digits than its factorization.

1020012012112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13601771 (or 13601765 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 1020012012112 its reverse (2112102100201), we get a palindrome (3132114112313).

The spelling of 1020012012112 in words is "one trillion, twenty billion, twelve million, twelve thousand, one hundred twelve".