1020020210112 has 112 divisors (see below), whose sum is σ = 2715045989760. Its totient is φ = 337962089472.

The previous prime is 1020020210081. The next prime is 1020020210117. The reversal of 1020020210112 is 2110120200201.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1020020210117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 105401818 + ... + 105411494.

Almost surely, 2^{1020020210112} is an apocalyptic number.

1020020210112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1020020210112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1357522994880).

1020020210112 is an abundant number, since it is smaller than the sum of its proper divisors (1695025779648).

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

1020020210112 is a wasteful number, since it uses less digits than its factorization.

1020020210112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12938 (or 12928 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 1020020210112 its reverse (2110120200201), we get a palindrome (3130140410313).

The spelling of 1020020210112 in words is "one trillion, twenty billion, twenty million, two hundred ten thousand, one hundred twelve".