1010121112 has 192 divisors, whose sum is σ = 2647848960. Its totient is φ = 350438400.

The previous prime is 1010121037. The next prime is 1010121121. The reversal of 1010121112 is 2111210101.

1010121112 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3227068 + ... + 3227380.

It is an arithmetic number, because the mean of its divisors is an integer number (13790880).

Almost surely, 2^1010121112 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1010121112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1323924480).

1010121112 is an abundant number, since it is smaller than the sum of its proper divisors (1637727848).

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

1010121112 is a wasteful number, since it uses less digits than its factorization.

1010121112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 394 (or 377 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 10.

The square root of 1010121112 is about 31782.4025523559. The cubic root of 1010121112 is about 1003.3623856912.

Adding to 1010121112 its reverse (2111210101), we get a palindrome (3121331213).

It can be divided in two parts, 10101 and 21112, that multiplied together give a palindrome (213252312).

The spelling of 1010121112 in words is "one billion, ten million, one hundred twenty-one thousand, one hundred twelve".