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100001000111 = 383261099217
BaseRepresentation
bin101110100100010000…
…1100010101010101111
3100120010020112011010212
41131020201202222233
53114300224000421
6113535000253035
710140055322165
oct1351041425257
9316106464125
10100001000111
1139456a59541
121746a17117b
139578a9ca1c
144ba9241235
152904385e5b
hex1748862aaf

100001000111 has 4 divisors (see below), whose sum is σ = 100262099712. Its totient is φ = 99739900512.

The previous prime is 100001000083. The next prime is 100001000117. The reversal of 100001000111 is 111000100001.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-100001000111 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 100001000095 and 100001000104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100001000117) 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, 130549226 + ... + 130549991.

It is an arithmetic number, because the mean of its divisors is an integer number (25065524928).

Almost surely, 2100001000111 is an apocalyptic number.

100001000111 is a deficient number, since it is larger than the sum of its proper divisors (261099601).

100001000111 is an equidigital number, since it uses as much as digits as its factorization.

100001000111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 261099600.

The product of its (nonzero) digits is 1, while the sum is 5.

Adding to 100001000111 its reverse (111000100001), we get a palindrome (211001100112).

The spelling of 100001000111 in words is "one hundred billion, one million, one hundred eleven", and thus it is an aban number.

Divisors: 1 383 261099217 100001000111