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1030030112100 = 22352114718136691
BaseRepresentation
bin11101111110100101001…
…01000011010101100100
310122110200120101011220010
432333102211003111210
5113334000202041400
62105104520010220
7134263051331163
oct16772245032544
93573616334803
101030030112100
11367919166660
12147763000970
1376192974942
1437bd488d3da
151bbd7d3c450
hexefd2943564

1030030112100 has 288 divisors, whose sum is σ = 3338758305792. Its totient is φ = 243034560000.

The previous prime is 1030030112063. The next prime is 1030030112113. The reversal of 1030030112100 is 12110300301.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 28054755 + ... + 28091445.

It is an arithmetic number, because the mean of its divisors is an integer number (11592910784).

Almost surely, 21030030112100 is an apocalyptic number.

1030030112100 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 1030030112100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1669379152896).

1030030112100 is an abundant number, since it is smaller than the sum of its proper divisors (2308728193692).

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

1030030112100 is a wasteful number, since it uses less digits than its factorization.

1030030112100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36947 (or 36940 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 12.

Adding to 1030030112100 its reverse (12110300301), we get a palindrome (1042140412401).

The spelling of 1030030112100 in words is "one trillion, thirty billion, thirty million, one hundred twelve thousand, one hundred".