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103224404111 = 148667694333
BaseRepresentation
bin110000000100010100…
…1110110100010001111
3100212102212221001011012
41200020221312202033
53142400421412421
6115230505115435
710312665646403
oct1401051664217
9325385831135
10103224404111
113a860537694
1218009788b7b
13997084417a
144dd339d103
152a4235895b
hex1808a7688f

103224404111 has 4 divisors (see below), whose sum is σ = 103225247112. Its totient is φ = 103223561112.

The previous prime is 103224404071. The next prime is 103224404131. The reversal of 103224404111 is 111404422301.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 111404422301 = 689091616689.

It is a cyclic number.

It is not a de Polignac number, because 103224404111 - 26 = 103224404047 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103224404131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 198500 + ... + 495833.

It is an arithmetic number, because the mean of its divisors is an integer number (25806311778).

Almost surely, 2103224404111 is an apocalyptic number.

103224404111 is a deficient number, since it is larger than the sum of its proper divisors (843001).

103224404111 is an equidigital number, since it uses as much as digits as its factorization.

103224404111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 843000.

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 103224404111 its reverse (111404422301), we get a palindrome (214628826412).

The spelling of 103224404111 in words is "one hundred three billion, two hundred twenty-four million, four hundred four thousand, one hundred eleven".

Divisors: 1 148667 694333 103224404111