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103111200013 = 4311153207491
BaseRepresentation
bin110000000000111101…
…0000000110100001101
3100212010222220200022211
41200001322000310031
53142132431400023
6115211342510421
710310122511323
oct1400172006415
9325128820284
10103111200013
113a802647788
1217b97895411
1399532595b3
144dc2331d13
152a37446a0d
hex1801e80d0d

103111200013 has 8 divisors (see below), whose sum is σ = 103440571776. Its totient is φ = 102782246400.

The previous prime is 103111199999. The next prime is 103111200029. The reversal of 103111200013 is 310002111301.

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 103111200013 - 217 = 103111068941 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 103111199966 and 103111200002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103111200083) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 393198 + ... + 600688.

It is an arithmetic number, because the mean of its divisors is an integer number (12930071472).

Almost surely, 2103111200013 is an apocalyptic number.

It is an amenable number.

103111200013 is a deficient number, since it is larger than the sum of its proper divisors (329371763).

103111200013 is a wasteful number, since it uses less digits than its factorization.

103111200013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 209075.

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

Adding to 103111200013 its reverse (310002111301), we get a palindrome (413113311314).

The spelling of 103111200013 in words is "one hundred three billion, one hundred eleven million, two hundred thousand, thirteen".

Divisors: 1 431 1153 207491 496943 89428621 239237123 103111200013