103030200312 has 128 divisors (see below), whose sum is σ = 287593588800. Its totient is φ = 30540238848.

The previous prime is 103030200241. The next prime is 103030200331. The reversal of 103030200312 is 213002030301.

It is a junction number, because it is equal to n+sod(n) for n = 103030200291 and 103030200300.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4122478 + ... + 4147394.

Almost surely, 2^103030200312 is an apocalyptic number.

103030200312 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 103030200312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (143796794400).

103030200312 is an abundant number, since it is smaller than the sum of its proper divisors (184563388488).

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

103030200312 is a wasteful number, since it uses less digits than its factorization.

103030200312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25425 (or 25421 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 15.

Adding to 103030200312 its reverse (213002030301), we get a palindrome (316032230613).

The spelling of 103030200312 in words is "one hundred three billion, thirty million, two hundred thousand, three hundred twelve".