1013210112 has 88 divisors (see below), whose sum is σ = 2842873600. Its totient is φ = 319942656.

The previous prime is 1013210069. The next prime is 1013210117. The reversal of 1013210112 is 2110123101.

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 (1013210117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49689 + ... + 67047.

Almost surely, 2^1013210112 is an apocalyptic number.

1013210112 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 1013210112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1421436800).

1013210112 is an abundant number, since it is smaller than the sum of its proper divisors (1829663488).

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

1013210112 is a wasteful number, since it uses less digits than its factorization.

1013210112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17401 (or 17383 counting only the distinct ones).

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

The square root of 1013210112 is about 31830.9615311885. The cubic root of 1013210112 is about 1004.3841220521.

Adding to 1013210112 its reverse (2110123101), we get a palindrome (3123333213).

The spelling of 1013210112 in words is "one billion, thirteen million, two hundred ten thousand, one hundred twelve".