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10302123013031 = 2943103155951449
BaseRepresentation
bin1001010111101010011001…
…1000011111001110100111
31100110212120122222111221202
42111322212120133032213
52322242221442404111
633524421401433115
72112206132522213
oct225724630371647
940425518874852
1010302123013031
113312118957443
1211a475419b79b
13599641a71955
142788a81cb943
1512ceadbb2b3b
hex95ea661f3a7

10302123013031 has 32 divisors (see below), whose sum is σ = 11018367360000. Its totient is φ = 9614870592768.

The previous prime is 10302123013027. The next prime is 10302123013073. The reversal of 10302123013031 is 13031032120301.

It is a cyclic number.

It is not a de Polignac number, because 10302123013031 - 22 = 10302123013027 is a prime.

It is a super-2 number, since 2×103021230130312 (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10302123012994 and 10302123013012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10302123012031) 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, 200213795 + ... + 200265243.

It is an arithmetic number, because the mean of its divisors is an integer number (344323980000).

Almost surely, 210302123013031 is an apocalyptic number.

10302123013031 is a deficient number, since it is larger than the sum of its proper divisors (716244346969).

10302123013031 is a wasteful number, since it uses less digits than its factorization.

10302123013031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53183.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 10302123013031 its reverse (13031032120301), we get a palindrome (23333155133332).

The spelling of 10302123013031 in words is "ten trillion, three hundred two billion, one hundred twenty-three million, thirteen thousand, thirty-one".

Divisors: 1 29 43 103 1247 1559 2987 4429 45211 51449 67037 128441 160577 1492021 1944073 2212307 4656733 5299247 6904811 64156903 80208991 153678163 200239519 227867621 2326060739 3448986613 6608161009 8261526073 100020611777 239584256117 355245621139 10302123013031