1012010121112 has 32 divisors (see below), whose sum is σ = 1989840434400. Its totient is φ = 481864045824.

The previous prime is 1012010121097. The next prime is 1012010121113. The reversal of 1012010121112 is 2111210102101.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1012010121092 and 1012010121101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012010121113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29860548 + ... + 29894419.

It is an arithmetic number, because the mean of its divisors is an integer number (62182513575).

Almost surely, 2^{1012010121112} is an apocalyptic number.

It is an amenable number.

1012010121112 is a deficient number, since it is larger than the sum of its proper divisors (977830313288).

1012010121112 is a wasteful number, since it uses less digits than its factorization.

1012010121112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59755075 (or 59755071 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 1012010121112 its reverse (2111210102101), we get a palindrome (3123220223213).

The spelling of 1012010121112 in words is "one trillion, twelve billion, ten million, one hundred twenty-one thousand, one hundred twelve".