10011912 has 64 divisors (see below), whose sum is σ = 27060480. Its totient is φ = 3075072.

The previous prime is 10011901. The next prime is 10011919. The reversal of 10011912 is 21911001.

It is a junction number, because it is equal to n+sod(n) for n = 10011891 and 10011900.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10011919) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21393 + ... + 21855.

It is an arithmetic number, because the mean of its divisors is an integer number (422820).

Almost surely, 2^10011912 is an apocalyptic number.

10011912 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 10011912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13530240).

10011912 is an abundant number, since it is smaller than the sum of its proper divisors (17048568).

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

10011912 is a wasteful number, since it uses less digits than its factorization.

10011912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 542 (or 538 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 15.

The square root of 10011912 is about 3164.1605521844. The cubic root of 10011912 is about 215.5289804785.

Adding to 10011912 its reverse (21911001), we get a palindrome (31922913).

The spelling of 10011912 in words is "ten million, eleven thousand, nine hundred twelve".