103110012 has 36 divisors (see below), whose sum is σ = 271973520. Its totient is φ = 32875392.

The previous prime is 103110011. The next prime is 103110037. The reversal of 103110012 is 210011301.

It is a tau number, because it is divible by the number of its divisors (36).

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 = 103109976 and 103110003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103110011) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 61437 + ... + 63092.

It is an arithmetic number, because the mean of its divisors is an integer number (7554820).

Almost surely, 2^103110012 is an apocalyptic number.

103110012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

103110012 is an abundant number, since it is smaller than the sum of its proper divisors (168863508).

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

103110012 is a wasteful number, since it uses less digits than its factorization.

103110012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124562 (or 124557 counting only the distinct ones).

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

The square root of 103110012 is about 10154.3100208729. The cubic root of 103110012 is about 468.9216442339.

Adding to 103110012 its reverse (210011301), we get a palindrome (313121313).

The spelling of 103110012 in words is "one hundred three million, one hundred ten thousand, twelve".