103030131112020 has 864 divisors, whose sum is σ = 391000674355200. Its totient is φ = 21829235097600.

The previous prime is 103030131112009. The next prime is 103030131112067. The reversal of 103030131112020 is 20211131030301.

103030131112020 is a `hidden beast` number, since 1 + 0 + 30 + 301 + 311 + 1 + 2 + 0 + 20 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 103030131111984 and 103030131112002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 287 ways as a sum of consecutive naturals, for example, 1952448196 + ... + 1952500964.

It is an arithmetic number, because the mean of its divisors is an integer number (452547076800).

Almost surely, 2^{103030131112020} is an apocalyptic number.

103030131112020 is a gapful number since it is divisible by the number (10) 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 103030131112020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (195500337177600).

103030131112020 is an abundant number, since it is smaller than the sum of its proper divisors (287970543243180).

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

103030131112020 is a wasteful number, since it uses less digits than its factorization.

103030131112020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53069 (or 53057 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 103030131112020 its reverse (20211131030301), we get a palindrome (123241262142321).

The spelling of 103030131112020 in words is "one hundred three trillion, thirty billion, one hundred thirty-one million, one hundred twelve thousand, twenty".