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10230131301220 = 2258271489741519
BaseRepresentation
bin1001010011011110001101…
…0101111001101101100100
31100012222202102212122010001
42110313203111321231210
52320102302103114340
633431354001311044
72104050122210455
oct224674325715544
940188672778101
1010230131301220
113294635469856
121192802335484
1359290aac25cc
142751d8c7712c
1512b1987ca29a
hex94de3579b64

10230131301220 has 48 divisors (see below), whose sum is σ = 21511215048960. Its totient is φ = 4086731661824.

The previous prime is 10230131301133. The next prime is 10230131301241. The reversal of 10230131301220 is 2210313103201.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 246375621 + ... + 246417139.

It is an arithmetic number, because the mean of its divisors is an integer number (448150313520).

Almost surely, 210230131301220 is an apocalyptic number.

10230131301220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10230131301220 is an abundant number, since it is smaller than the sum of its proper divisors (11281083747740).

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

10230131301220 is a wasteful number, since it uses less digits than its factorization.

10230131301220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57252 (or 57250 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 10230131301220 its reverse (2210313103201), we get a palindrome (12440444404421).

The spelling of 10230131301220 in words is "ten trillion, two hundred thirty billion, one hundred thirty-one million, three hundred one thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 827 1654 3308 4135 8270 14897 16540 29794 41519 59588 74485 83038 148970 166076 207595 297940 415190 830380 12319819 24639638 34336213 49279276 61599095 68672426 123198190 137344852 171681065 246396380 343362130 618508543 686724260 1237017086 2474034172 3092542715 6185085430 12370170860 511506565061 1023013130122 2046026260244 2557532825305 5115065650610 10230131301220