103110321012 has 24 divisors (see below), whose sum is σ = 240624232800. Its totient is φ = 34365323616.

The previous prime is 103110321011. The next prime is 103110321029. The reversal of 103110321012 is 210123011301.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 103110320982 and 103110321000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103110321011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 507562 + ... + 681057.

It is an arithmetic number, because the mean of its divisors is an integer number (10026009700).

Almost surely, 2^103110321012 is an apocalyptic number.

103110321012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

103110321012 is an abundant number, since it is smaller than the sum of its proper divisors (137513911788).

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

103110321012 is a wasteful number, since it uses less digits than its factorization.

103110321012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1195855 (or 1195853 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 103110321012 its reverse (210123011301), we get a palindrome (313233332313).

The spelling of 103110321012 in words is "one hundred three billion, one hundred ten million, three hundred twenty-one thousand, twelve".