103098561912 has 160 divisors (see below), whose sum is σ = 292512805200. Its totient is φ = 33922285056.

The previous prime is 103098561889. The next prime is 103098561959. The reversal of 103098561912 is 219165890301.

103098561912 is a `hidden beast` number, since 10 + 3 + 0 + 9 + 8 + 5 + 619 + 12 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 45963463 + ... + 45965705.

Almost surely, 2^103098561912 is an apocalyptic number.

103098561912 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 103098561912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (146256402600).

103098561912 is an abundant number, since it is smaller than the sum of its proper divisors (189414243288).

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

103098561912 is a wasteful number, since it uses less digits than its factorization.

103098561912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3147 (or 3134 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 45.

The spelling of 103098561912 in words is "one hundred three billion, ninety-eight million, five hundred sixty-one thousand, nine hundred twelve".