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113103111203 = 209581539663
BaseRepresentation
bin110100101010101111…
…0001000010000100011
3101210221100110100200122
41221111132020100203
53323113344024303
6123543040110455
711112541403615
oct1512536102043
9353840410618
10113103111203
1143a6a837525
1219b0600542b
13a886374094
14568d38adb5
152e1e757e38
hex1a55788423

113103111203 has 4 divisors (see below), whose sum is σ = 113103860448. Its totient is φ = 113102361960.

The previous prime is 113103111193. The next prime is 113103111211. The reversal of 113103111203 is 302111301311.

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.

It is a cyclic number.

It is not a de Polignac number, because 113103111203 - 210 = 113103110179 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113103111223) 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, 60251 + ... + 479412.

It is an arithmetic number, because the mean of its divisors is an integer number (28275965112).

Almost surely, 2113103111203 is an apocalyptic number.

113103111203 is a deficient number, since it is larger than the sum of its proper divisors (749245).

113103111203 is an equidigital number, since it uses as much as digits as its factorization.

113103111203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 749244.

The product of its (nonzero) digits is 54, while the sum is 17.

Adding to 113103111203 its reverse (302111301311), we get a palindrome (415214412514).

The spelling of 113103111203 in words is "one hundred thirteen billion, one hundred three million, one hundred eleven thousand, two hundred three".

Divisors: 1 209581 539663 113103111203