103101012 has 84 divisors (see below), whose sum is σ = 309222816. Its totient is φ = 29451600.

The previous prime is 103101001. The next prime is 103101077. The reversal of 103101012 is 210101301.

It is a tau number, because it is divible by the number of its divisors (84).

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 103100985 and 103101003.

It is a congruent number.

It is an unprimeable number.

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 27 ways as a sum of consecutive naturals, for example, 17887 + ... + 22937.

It is an arithmetic number, because the mean of its divisors is an integer number (3681224).

Almost surely, 2^103101012 is an apocalyptic number.

103101012 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 103101012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (154611408).

103101012 is an abundant number, since it is smaller than the sum of its proper divisors (206121804).

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

103101012 is an equidigital number, since it uses as much as digits as its factorization.

103101012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5080 (or 5063 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 9.

The square root of 103101012 is about 10153.8668496293. The cubic root of 103101012 is about 468.9080004971.

Adding to 103101012 its reverse (210101301), we get a palindrome (313202313).

The spelling of 103101012 in words is "one hundred three million, one hundred one thousand, twelve".