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103112010301 = 195152850851
BaseRepresentation
bin110000000000111110…
…1000110101000111101
3100212011001102211211111
41200001331012220331
53142133133312201
6115211412122021
710310132424556
oct1400175065075
9325131384744
10103112010301
113a803050543
1217b98006311
139953481361
144dc24a332d
152a37556b51
hex1801f46a3d

103112010301 has 4 divisors (see below), whose sum is σ = 103164863104. Its totient is φ = 103059157500.

The previous prime is 103112010299. The next prime is 103112010319. The reversal of 103112010301 is 103010211301.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 103010211301 = 296413475261.

It is a cyclic number.

It is not a de Polignac number, because 103112010301 - 21 = 103112010299 is a prime.

It is a super-2 number, since 2×1031120103012 (a number of 23 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 (103112010601) 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 3 ways as a sum of consecutive naturals, for example, 26423475 + ... + 26427376.

It is an arithmetic number, because the mean of its divisors is an integer number (25791215776).

Almost surely, 2103112010301 is an apocalyptic number.

It is an amenable number.

103112010301 is a deficient number, since it is larger than the sum of its proper divisors (52852803).

103112010301 is an equidigital number, since it uses as much as digits as its factorization.

103112010301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52852802.

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

Adding to 103112010301 its reverse (103010211301), we get a palindrome (206122221602).

The spelling of 103112010301 in words is "one hundred three billion, one hundred twelve million, ten thousand, three hundred one".

Divisors: 1 1951 52850851 103112010301