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34221011111 = 74888715873
BaseRepresentation
bin11111110111101110…
…110011000010100111
310021022220212111001222
4133313232303002213
51030041034323421
623415415010555
72321012536460
oct376756630247
9107286774058
1034221011111
1113570961171
126770669a5b
1332c4a19501
141928c8dd67
15d544a8cab
hex7f7bb30a7

34221011111 has 4 divisors (see below), whose sum is σ = 39109726992. Its totient is φ = 29332295232.

The previous prime is 34221011089. The next prime is 34221011129. The reversal of 34221011111 is 11111012243.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 11111012243 = 18775919559.

It is a cyclic number.

It is not a de Polignac number, because 34221011111 - 214 = 34220994727 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 34221011111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34221011911) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2444357930 + ... + 2444357943.

It is an arithmetic number, because the mean of its divisors is an integer number (9777431748).

Almost surely, 234221011111 is an apocalyptic number.

34221011111 is a deficient number, since it is larger than the sum of its proper divisors (4888715881).

34221011111 is an equidigital number, since it uses as much as digits as its factorization.

34221011111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4888715880.

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 34221011111 its reverse (11111012243), we get a palindrome (45332023354).

The spelling of 34221011111 in words is "thirty-four billion, two hundred twenty-one million, eleven thousand, one hundred eleven".

Divisors: 1 7 4888715873 34221011111