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1030120230213 = 33833531302181
BaseRepresentation
bin11101111110101111111…
…00110100110101000101
310122110220211221122201000
432333113330310311011
5113334141234331323
62105121455323513
7134265224325204
oct16772774646505
93573824848630
101030120230213
11367965018738
12147789220599
13761a8538579
1437c0282b23b
151bbe0bdde43
hexefd7f34d45

1030120230213 has 32 divisors (see below), whose sum is σ = 1548867358080. Its totient is φ = 676550223360.

The previous prime is 1030120230193. The next prime is 1030120230233. The reversal of 1030120230213 is 3120320210301.

1030120230213 is a `hidden beast` number, since 103 + 0 + 120 + 230 + 213 = 666.

It is an interprime number because it is at equal distance from previous prime (1030120230193) and next prime (1030120230233).

It is not a de Polignac number, because 1030120230213 - 218 = 1030119968069 is a prime.

It is a super-2 number, since 2×10301202302132 (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1030120230233) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 139983 + ... + 1442163.

It is an arithmetic number, because the mean of its divisors is an integer number (48402104940).

Almost surely, 21030120230213 is an apocalyptic number.

It is an amenable number.

1030120230213 is a deficient number, since it is larger than the sum of its proper divisors (518747127867).

1030120230213 is a wasteful number, since it uses less digits than its factorization.

1030120230213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1302626 (or 1302620 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 1030120230213 its reverse (3120320210301), we get a palindrome (4150440440514).

The spelling of 1030120230213 in words is "one trillion, thirty billion, one hundred twenty million, two hundred thirty thousand, two hundred thirteen".

Divisors: 1 3 9 27 83 249 353 747 1059 2241 3177 9531 29299 87897 263691 791073 1302181 3906543 11719629 35158887 108081023 324243069 459669893 972729207 1379009679 2918187621 4137029037 12411087111 38152601119 114457803357 343373410071 1030120230213