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10103101231 = 73409338383
BaseRepresentation
bin10010110100011000…
…10001011100101111
3222002002202201102111
421122030101130233
5131142343214411
64350304304451
7505235641426
oct113214213457
928062681374
1010103101231
114314a34543
121b5b612127
13c50178712
146bbb202bd
153e1e76721
hex25a31172f

10103101231 has 8 divisors (see below), whose sum is σ = 10266570560. Its totient is φ = 9940309632.

The previous prime is 10103101219. The next prime is 10103101297. The reversal of 10103101231 is 13210130101.

10103101231 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 10103101231 - 27 = 10103101103 is a prime.

It is a super-2 number, since 2×101031012312 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10103101201) 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 7 ways as a sum of consecutive naturals, for example, 139335 + ... + 199048.

It is an arithmetic number, because the mean of its divisors is an integer number (1283321320).

Almost surely, 210103101231 is an apocalyptic number.

10103101231 is a deficient number, since it is larger than the sum of its proper divisors (163469329).

10103101231 is an equidigital number, since it uses as much as digits as its factorization.

10103101231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 338865.

The product of its (nonzero) digits is 18, while the sum is 13.

Adding to 10103101231 its reverse (13210130101), we get a palindrome (23313231332).

The spelling of 10103101231 in words is "ten billion, one hundred three million, one hundred one thousand, two hundred thirty-one".

Divisors: 1 73 409 29857 338383 24701959 138398647 10103101231