101100012 has 48 divisors (see below), whose sum is σ = 254994432. Its totient is φ = 30991680.

The previous prime is 101100011. The next prime is 101100029. The reversal of 101100012 is 210001101.

It is a Harshad number since it is a multiple of its sum of digits (6).

It is not an unprimeable number, because it can be changed into a prime (101100011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46837 + ... + 48947.

It is an arithmetic number, because the mean of its divisors is an integer number (5312384).

Almost surely, 2^101100012 is an apocalyptic number.

101100012 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 101100012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (127497216).

101100012 is an abundant number, since it is smaller than the sum of its proper divisors (153894420).

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

101100012 is a wasteful number, since it uses less digits than its factorization.

101100012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2438 (or 2436 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 6.

The square root of 101100012 is about 10054.8501729265. The cubic root of 101100012 is about 465.8546151982.

Adding to 101100012 its reverse (210001101), we get a palindrome (311101113).

The spelling of 101100012 in words is "one hundred one million, one hundred thousand, twelve".