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111340312441 = 691161129251
BaseRepresentation
bin110011110110001100…
…1100101011101111001
3101122101111102220101121
41213230121211131321
53311011104444231
6123052105145241
711021055016621
oct1475431453571
9348344386347
10111340312441
1143245781746
12196b378b221
13a6650aa9a7
1455631d9881
152d69aec311
hex19ec665779

111340312441 has 4 divisors (see below), whose sum is σ = 111501442384. Its totient is φ = 111179182500.

The previous prime is 111340312429. The next prime is 111340312453. The reversal of 111340312441 is 144213043111.

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.

It is an interprime number because it is at equal distance from previous prime (111340312429) and next prime (111340312453).

It is a cyclic number.

It is not a de Polignac number, because 111340312441 - 25 = 111340312409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111340312471) 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, 80563935 + ... + 80565316.

It is an arithmetic number, because the mean of its divisors is an integer number (27875360596).

Almost surely, 2111340312441 is an apocalyptic number.

It is an amenable number.

111340312441 is a deficient number, since it is larger than the sum of its proper divisors (161129943).

111340312441 is an equidigital number, since it uses as much as digits as its factorization.

111340312441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161129942.

The product of its (nonzero) digits is 1152, while the sum is 25.

Adding to 111340312441 its reverse (144213043111), we get a palindrome (255553355552).

The spelling of 111340312441 in words is "one hundred eleven billion, three hundred forty million, three hundred twelve thousand, four hundred forty-one".

Divisors: 1 691 161129251 111340312441