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10123131010 = 257114257931
BaseRepresentation
bin10010110110110001…
…01011100010000010
3222010111110100010011
421123120223202002
5131213010143020
64352301455134
7505601123326
oct113330534202
928114410104
1010123131010
114325275183
121b662714aa
13c5436c565
146c0655986
153e3ad135a
hex25b62b882

10123131010 has 16 divisors (see below), whose sum is σ = 18478279872. Its totient is φ = 3992220400.

The previous prime is 10123130977. The next prime is 10123131043. The reversal of 10123131010 is 1013132101.

It is an interprime number because it is at equal distance from previous prime (10123130977) and next prime (10123131043).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7128256 + ... + 7129675.

It is an arithmetic number, because the mean of its divisors is an integer number (1154892492).

Almost surely, 210123131010 is an apocalyptic number.

10123131010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10123131010 is a deficient number, since it is larger than the sum of its proper divisors (8355148862).

10123131010 is a wasteful number, since it uses less digits than its factorization.

10123131010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14258009.

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

Adding to 10123131010 its reverse (1013132101), we get a palindrome (11136263111).

The spelling of 10123131010 in words is "ten billion, one hundred twenty-three million, one hundred thirty-one thousand, ten".

Divisors: 1 2 5 10 71 142 355 710 14257931 28515862 71289655 142579310 1012313101 2024626202 5061565505 10123131010