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11103002201 = 52529211369
BaseRepresentation
bin10100101011100101…
…00101111001011001
31001122210020221200202
422111302211321121
5140214332032301
65033423511545
7542066650544
oct122562457131
931583227622
1011103002201
11478839a985
12219a4585b5
13107c37c7b5
1477484385b
1544eb3866b
hex295ca5e59

11103002201 has 4 divisors (see below), whose sum is σ = 11103266100. Its totient is φ = 11102738304.

The previous prime is 11103002177. The next prime is 11103002227. The reversal of 11103002201 is 10220030111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 10220030111 = 89114831799.

It can be written as a sum of positive squares in 2 ways, for example, as 2099838976 + 9003163225 = 45824^2 + 94885^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-11103002201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11103002101) 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, 53156 + ... + 158213.

It is an arithmetic number, because the mean of its divisors is an integer number (2775816525).

Almost surely, 211103002201 is an apocalyptic number.

It is an amenable number.

11103002201 is a deficient number, since it is larger than the sum of its proper divisors (263899).

11103002201 is an equidigital number, since it uses as much as digits as its factorization.

11103002201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 263898.

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 11103002201 its reverse (10220030111), we get a palindrome (21323032312).

The spelling of 11103002201 in words is "eleven billion, one hundred three million, two thousand, two hundred one".

Divisors: 1 52529 211369 11103002201