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12311101003 = 231153464237
BaseRepresentation
bin10110111011100110…
…00111111001001011
31011202222111201200211
423131303013321023
5200203120213003
65353341341551
7614036426515
oct133563077113
934688451624
1012311101003
115248328443
122476b678b7
13121274b366
1484b080bb5
154c0c2396d
hex2ddcc7e4b

12311101003 has 8 divisors (see below), whose sum is σ = 12857535648. Its totient is φ = 11765597184.

The previous prime is 12311100943. The next prime is 12311101027. The reversal of 12311101003 is 30010111321.

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 12311101003 - 29 = 12311100491 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12311101093) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 205600 + ... + 258637.

It is an arithmetic number, because the mean of its divisors is an integer number (1607191956).

Almost surely, 212311101003 is an apocalyptic number.

12311101003 is a deficient number, since it is larger than the sum of its proper divisors (546434645).

12311101003 is a wasteful number, since it uses less digits than its factorization.

12311101003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 465413.

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

Adding to 12311101003 its reverse (30010111321), we get a palindrome (42321212324).

The spelling of 12311101003 in words is "twelve billion, three hundred eleven million, one hundred one thousand, three".

Divisors: 1 23 1153 26519 464237 10677451 535265261 12311101003