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10002303031223 = 50095231381737
BaseRepresentation
bin1001000110001101011110…
…1110000001011110110111
31022102012200200210100202002
42101203113232001132313
52302334204033444343
633134554455005515
72051433251652116
oct221432756013667
938365620710662
1010002303031223
113206a53335508
12115661b06989b
135772a03222a9
14268184d49c7d
151252b22128b8
hex918d7b817b7

10002303031223 has 8 divisors (see below), whose sum is σ = 10006238612160. Its totient is φ = 9998368234240.

The previous prime is 10002303031211. The next prime is 10002303031241. The reversal of 10002303031223 is 32213030320001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 10002303031223 - 212 = 10002303027127 is a prime.

It is a super-2 number, since 2×100023030312232 (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 = 10002303031195 and 10002303031204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10002303033223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26011211 + ... + 26392947.

It is an arithmetic number, because the mean of its divisors is an integer number (1250779826520).

Almost surely, 210002303031223 is an apocalyptic number.

10002303031223 is a deficient number, since it is larger than the sum of its proper divisors (3935580937).

10002303031223 is an equidigital number, since it uses as much as digits as its factorization.

10002303031223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 391977.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 10002303031223 its reverse (32213030320001), we get a palindrome (42215333351224).

The spelling of 10002303031223 in words is "ten trillion, two billion, three hundred three million, thirty-one thousand, two hundred twenty-three".

Divisors: 1 5009 5231 381737 26202079 1912120633 1996866247 10002303031223