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10101003231 = 3111916110053
BaseRepresentation
bin10010110100001000…
…10001001111011111
3222001221211010111210
421122010101033133
5131141324100411
64350151315503
7505212053004
oct113204211737
928057733453
1010101003231
114313831260
121b5a97bb93
13c4c8c27b7
146bb7358ab
153e1baeca6
hex25a1113df

10101003231 has 16 divisors (see below), whose sum is σ = 15465651840. Its totient is φ = 5799618720.

The previous prime is 10101003229. The next prime is 10101003257. The reversal of 10101003231 is 13230010101.

10101003231 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 10101003231 - 21 = 10101003229 is a prime.

It is a super-2 number, since 2×101010032312 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10101003131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8054400 + ... + 8055653.

It is an arithmetic number, because the mean of its divisors is an integer number (966603240).

Almost surely, 210101003231 is an apocalyptic number.

10101003231 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

10101003231 is a deficient number, since it is larger than the sum of its proper divisors (5364648609).

10101003231 is a wasteful number, since it uses less digits than its factorization.

10101003231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16110086.

The product of its (nonzero) digits is 18, while the sum is 12.

Adding to 10101003231 its reverse (13230010101), we get a palindrome (23331013332).

The spelling of 10101003231 in words is "ten billion, one hundred one million, three thousand, two hundred thirty-one".

Divisors: 1 3 11 19 33 57 209 627 16110053 48330159 177210583 306091007 531631749 918273021 3367001077 10101003231