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10030203331 = 231374217561
BaseRepresentation
bin10010101011101100…
…01100000111000011
3221220000121010022021
421111312030013003
5131020213001311
64335142022311
7503362215211
oct112566140703
927800533267
1010030203331
114287874245
121b3b117997
13c3b033b75
146b2185cb1
153da877171
hex255d8c1c3

10030203331 has 16 divisors (see below), whose sum is σ = 10569135168. Its totient is φ = 9500198400.

The previous prime is 10030203329. The next prime is 10030203347. The reversal of 10030203331 is 13330203001.

It is a cyclic number.

It is not a de Polignac number, because 10030203331 - 21 = 10030203329 is a prime.

It is a super-2 number, since 2×100302033312 (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10030203311) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1322791 + ... + 1330351.

It is an arithmetic number, because the mean of its divisors is an integer number (660570948).

Almost surely, 210030203331 is an apocalyptic number.

10030203331 is a deficient number, since it is larger than the sum of its proper divisors (538931837).

10030203331 is a wasteful number, since it uses less digits than its factorization.

10030203331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8142.

The product of its (nonzero) digits is 162, while the sum is 16.

Adding to 10030203331 its reverse (13330203001), we get a palindrome (23360406332).

The spelling of 10030203331 in words is "ten billion, thirty million, two hundred three thousand, three hundred thirty-one".

Divisors: 1 23 137 421 3151 7561 9683 57677 173903 1035857 1326571 3183181 23824711 73213163 436095797 10030203331