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102203111203 = 5091333915053
BaseRepresentation
bin101111100101111000…
…1111011011100100011
3100202210201011222122221
41133023301323130203
53133302444024303
6114541303211511
710245455053144
oct1371361733443
9322721158587
10102203111203
113a386aa0166
1217983746b97
13983a09023b
144d378abacb
1529d286d4bd
hex17cbc7b723

102203111203 has 8 divisors (see below), whose sum is σ = 102418383600. Its totient is φ = 101987896608.

The previous prime is 102203111149. The next prime is 102203111221. The reversal of 102203111203 is 302111302201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-102203111203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102203111233) 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 7 ways as a sum of consecutive naturals, for example, 6782025 + ... + 6797077.

It is an arithmetic number, because the mean of its divisors is an integer number (12802297950).

Almost surely, 2102203111203 is an apocalyptic number.

102203111203 is a deficient number, since it is larger than the sum of its proper divisors (215272397).

102203111203 is a wasteful number, since it uses less digits than its factorization.

102203111203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28901.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 102203111203 its reverse (302111302201), we get a palindrome (404314413404).

The spelling of 102203111203 in words is "one hundred two billion, two hundred three million, one hundred eleven thousand, two hundred three".

Divisors: 1 509 13339 15053 6789551 7661977 200791967 102203111203