1021212002112 has 28 divisors (see below), whose sum is σ = 2701956756096. Its totient is φ = 340404000640.

The previous prime is 1021212002093. The next prime is 1021212002137. The reversal of 1021212002112 is 2112002121201.

1021212002112 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 = 1021212002091 and 1021212002100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2659406064 + ... + 2659406447.

Almost surely, 2^{1021212002112} is an apocalyptic number.

1021212002112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1021212002112 is an abundant number, since it is smaller than the sum of its proper divisors (1680744753984).

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

1021212002112 is an equidigital number, since it uses as much as digits as its factorization.

1021212002112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5318812526 (or 5318812516 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 1021212002112 its reverse (2112002121201), we get a palindrome (3133214123313).

The spelling of 1021212002112 in words is "one trillion, twenty-one billion, two hundred twelve million, two thousand, one hundred twelve".