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103131222310 = 2573552725561
BaseRepresentation
bin110000000001100011…
…0011001000100100110
3100212012101120220202101
41200003012121010212
53142203043103220
6115213340002314
710310454632344
oct1400306310446
9325171526671
10103131222310
113a812982836
1217ba253039a
139957449bcc
144dc4c64994
152a3909e30a
hex1803199126

103131222310 has 32 divisors (see below), whose sum is σ = 188220572352. Its totient is φ = 40678433280.

The previous prime is 103131222289. The next prime is 103131222323. The reversal of 103131222310 is 13222131301.

103131222310 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1031312223102 (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4021930 + ... + 4047490.

It is an arithmetic number, because the mean of its divisors is an integer number (5881892886).

Almost surely, 2103131222310 is an apocalyptic number.

103131222310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

103131222310 is a deficient number, since it is larger than the sum of its proper divisors (85089350042).

103131222310 is a wasteful number, since it uses less digits than its factorization.

103131222310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31168.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 103131222310 its reverse (13222131301), we get a palindrome (116353353611).

The spelling of 103131222310 in words is "one hundred three billion, one hundred thirty-one million, two hundred twenty-two thousand, three hundred ten".

Divisors: 1 2 5 10 73 146 365 730 5527 11054 25561 27635 51122 55270 127805 255610 403471 806942 1865953 2017355 3731906 4034710 9329765 18659530 141275647 282551294 706378235 1412756470 10313122231 20626244462 51565611155 103131222310